{
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    "@context": "https://schema.org",
    "@type": "Dataset",
    "about": {
      "@type": "ChemicalSubstance",
      "chemicalComposition": "LiNbO3",
      "name": "lithium niobate"
    },
    "citation": [
      "https://doi.org/10.1107/S0108768193012820",
      "https://doi.org/10.1007/978-3-540-70766-0",
      "https://doi.org/10.1007/BF00614817"
    ],
    "creator": {
      "@type": "Person",
      "name": "Wentao Jiang"
    },
    "description": "Curie temperature of lithium niobate (LiNbO3): 6 provenance-tagged value(s) from 5 source(s) for variant(s) cln, sln, unspecified. Each value carries conditions, uncertainty, the source locator and a status code (P primary, P-comp compilation, P-db database, S secondary, V vendor, C computed).",
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    ],
    "identifier": "https://lithium-niobate.com/api/v1/properties/curie-temperature.json",
    "isAccessibleForFree": true,
    "keywords": [
      "lithium niobate",
      "LiNbO3",
      "Curie temperature"
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    "license": "https://creativecommons.org/licenses/by/4.0/",
    "name": "LiNbO3 Curie temperature",
    "url": "https://lithium-niobate.com/api/v1/properties/curie-temperature.json",
    "variableMeasured": [
      {
        "@type": "PropertyValue",
        "measurementTechnique": "see source",
        "name": "T_C (cln)",
        "unitText": "Cel",
        "value": 1140
      },
      {
        "@type": "PropertyValue",
        "measurementTechnique": "see source",
        "name": "T_C (sln)",
        "unitText": "Cel",
        "value": 1206
      }
    ],
    "version": "0.1.0"
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  "meta": {
    "api_version": "v1",
    "attribution": "lithium-niobate.com data compiled by Wentao Jiang; cite the original sources listed per value.",
    "count": 6,
    "data_version": "0.1.0",
    "documentation": "https://lithium-niobate.com/api/openapi.json",
    "license": {
      "id": "CC-BY-4.0",
      "name": "Creative Commons Attribution 4.0 International",
      "url": "https://creativecommons.org/licenses/by/4.0/"
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    "property": "curie-temperature"
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  "records": [
    {
      "category": "ferroelectric",
      "id": "curie-temperature/cln/cti1999",
      "kind": "scalar",
      "name": "Curie temperature",
      "notes": "Agrees within 1 C with the Bordui composition fit at 48.38 mol% (1143.2 C, computed ).",
      "property": "curie-temperature",
      "provenance": {
        "source_id": "cti1999",
        "status": "V",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "T_C",
      "uncertainty": {
        "type": "stated",
        "value": 0.7
      },
      "unit": {
        "display": "C",
        "ucum": "Cel"
      },
      "value": 1142.3,
      "variant": "cln",
      "variant_note": "48.38 mol% Li2O"
    },
    {
      "category": "ferroelectric",
      "default": true,
      "id": "curie-temperature/cln/volk2008",
      "kind": "scalar",
      "name": "Curie temperature",
      "property": "curie-temperature",
      "provenance": {
        "locator": "Table 1.1, p. 3",
        "original_reference": "Nikogosyan 2005",
        "source_id": "volk2008",
        "status": "P-comp",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "T_C",
      "unit": {
        "display": "C",
        "ucum": "Cel"
      },
      "value": 1140,
      "variant": "cln"
    },
    {
      "category": "ferroelectric",
      "default": true,
      "id": "curie-temperature/sln/volk2008",
      "kind": "scalar",
      "name": "Curie temperature",
      "property": "curie-temperature",
      "provenance": {
        "locator": "Table 1.1, p. 3",
        "original_reference": "Chen et al., Opt. Commun. 188, 359 (2001)",
        "source_id": "volk2008",
        "status": "P-comp",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "T_C",
      "unit": {
        "display": "C",
        "ucum": "Cel"
      },
      "value": 1206,
      "variant": "sln",
      "variant_note": "near-stoichiometric"
    },
    {
      "category": "ferroelectric",
      "id": "curie-temperature/sln/wong2002",
      "kind": "scalar",
      "name": "Curie temperature",
      "notes": "Quoted from wong2002 by a secondary web page (de.wikipedia); wong2002 not read. Lies 7 C above volk2008 and above both composition fits at 50.0 mol% (1202.3 and 1206.5 C).",
      "property": "curie-temperature",
      "provenance": {
        "source_id": "wong2002",
        "status": "S",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "T_C",
      "unit": {
        "display": "C",
        "ucum": "Cel"
      },
      "value": 1213,
      "variant": "sln"
    },
    {
      "category": "ferroelectric",
      "conditions": {
        "method": "neutron powder diffraction"
      },
      "id": "curie-temperature/unspecified/boysen1994",
      "kind": "scalar",
      "name": "Curie temperature",
      "notes": "Abstract gives 'about 1430 K' (about 1157 C); composition not seen.",
      "property": "curie-temperature",
      "provenance": {
        "source_id": "boysen1994",
        "status": "P(abs)",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "T_C",
      "uncertainty": {
        "type": "approximate"
      },
      "unit": {
        "display": "K",
        "ucum": "K"
      },
      "value": 1430,
      "variant": "unspecified"
    },
    {
      "category": "ferroelectric",
      "id": "curie-temperature/unspecified/weis1985",
      "kind": "scalar",
      "name": "Curie temperature",
      "notes": "weis1985 p. 192 text says 'below 1210 C' without a reference.",
      "property": "curie-temperature",
      "provenance": {
        "locator": "Table 1, p. 197",
        "original_reference": "Warner, Onoe, Coquin, JASA 42, 1223 (1967)",
        "source_id": "weis1985",
        "status": "P-comp",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "T_C",
      "unit": {
        "display": "C",
        "ucum": "Cel"
      },
      "value": 1165,
      "variant": "unspecified",
      "variant_note": "Warner et al. 1967 sample"
    }
  ]
}