{
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    "@type": "Dataset",
    "about": {
      "@type": "ChemicalSubstance",
      "chemicalComposition": "LiNbO3",
      "name": "lithium niobate"
    },
    "citation": [
      "https://www.crystallography.net/cod/",
      "https://doi.org/10.1107/S010876819600777X",
      "https://doi.org/10.1007/978-3-540-70766-0",
      "https://doi.org/10.1007/BF00614817"
    ],
    "creator": {
      "@type": "Person",
      "name": "Wentao Jiang"
    },
    "description": "Lattice constant a (hexagonal setting) of lithium niobate (LiNbO3): 7 provenance-tagged value(s) from 6 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).",
    "distribution": [
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    "isAccessibleForFree": true,
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      "lithium niobate",
      "LiNbO3",
      "Lattice constant a (hexagonal setting)"
    ],
    "license": "https://creativecommons.org/licenses/by/4.0/",
    "name": "LiNbO3 Lattice constant a (hexagonal setting)",
    "url": "https://lithium-niobate.com/api/v1/properties/lattice-a.json",
    "variableMeasured": [
      {
        "@type": "PropertyValue",
        "measurementTechnique": "see source",
        "name": "a (cln)",
        "unitText": "Ao",
        "value": 5.15
      },
      {
        "@type": "PropertyValue",
        "measurementTechnique": "see source",
        "name": "a (sln)",
        "unitText": "Ao",
        "value": 5.147
      },
      {
        "@type": "PropertyValue",
        "measurementTechnique": "synchrotron X-ray diffraction",
        "name": "a (unspecified)",
        "unitText": "Ao",
        "value": 5.148
      }
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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": 7,
    "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/"
    },
    "property": "lattice-a"
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  "records": [
    {
      "category": "structure",
      "id": "lattice-a/cln/cti1999",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "property": "lattice-a",
      "provenance": {
        "source_id": "cti1999",
        "status": "V",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
      },
      "value": 5.151,
      "variant": "cln",
      "variant_note": "48.38 mol% Li2O"
    },
    {
      "category": "structure",
      "conditions": {
        "temperature_text": "room temperature"
      },
      "default": true,
      "id": "lattice-a/cln/volk2008",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "property": "lattice-a",
      "provenance": {
        "locator": "Table 1.1, p. 3 (515.0 pm)",
        "original_reference": "Furukawa et al., Jpn. J. Appl. Phys. 38, 1816 (1999)",
        "source_id": "volk2008",
        "status": "P-comp",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
      },
      "value": 5.15,
      "variant": "cln"
    },
    {
      "category": "structure",
      "conditions": {
        "temperature_text": "room temperature"
      },
      "default": true,
      "id": "lattice-a/sln/volk2008",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "property": "lattice-a",
      "provenance": {
        "locator": "Table 1.1, p. 3 (514.7 pm)",
        "original_reference": "Furukawa et al., Jpn. J. Appl. Phys. 38, 1816 (1999)",
        "source_id": "volk2008",
        "status": "P-comp",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
      },
      "value": 5.147,
      "variant": "sln",
      "variant_note": "near-stoichiometric"
    },
    {
      "category": "structure",
      "conditions": {
        "method": "single-crystal neutron diffraction",
        "temperature_C": 24
      },
      "id": "lattice-a/unspecified/cod-abrahams1966-pt4",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "property": "lattice-a",
      "provenance": {
        "locator": "COD 1541936",
        "original_reference": "Abrahams, Hamilton, Reddy, J. Phys. Chem. Solids 27, 1013 (1966), part 4, DOI 10.1016/0022-3697(66)90073-4",
        "source_id": "cod",
        "status": "P-db",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
      },
      "value": 5.14829,
      "variant": "unspecified",
      "variant_note": "1966 crystal, composition not stated"
    },
    {
      "category": "structure",
      "id": "lattice-a/unspecified/cod-ohgaki1992",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "property": "lattice-a",
      "provenance": {
        "locator": "COD 1544665",
        "source_id": "ohgaki1992",
        "status": "P-db",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
      },
      "value": 5.1502,
      "variant": "unspecified"
    },
    {
      "category": "structure",
      "conditions": {
        "method": "synchrotron X-ray diffraction",
        "temperature_text": "293 K (COD CIF)"
      },
      "default": true,
      "id": "lattice-a/unspecified/hsu1997",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "notes": "Same value as W. L. Bond quoted in weis1985 p. 193 (P-comp).",
      "property": "lattice-a",
      "provenance": {
        "locator": "COD 2101845",
        "source_id": "hsu1997",
        "status": "P-db",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
      },
      "value": 5.148,
      "variant": "unspecified"
    },
    {
      "category": "structure",
      "id": "lattice-a/unspecified/weis1985-from-density",
      "kind": "scalar",
      "name": "Lattice constant a (hexagonal setting)",
      "property": "lattice-a",
      "provenance": {
        "derivation": "calculated in the source from c = 13.863 A and rho = 4628 kg/m^3",
        "locator": "p. 194",
        "source_id": "weis1985",
        "status": "P",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "symbol": "a",
      "unit": {
        "display": "Angstrom",
        "ucum": "Ao"
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      "value": 5.15,
      "variant": "unspecified"
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}