{
  "alternatives": [],
  "meta": {
    "api_version": "v1",
    "attribution": "lithium-niobate.com data compiled by Wentao Jiang; cite the original sources listed per value.",
    "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": "residual-absorption",
    "variant": "cln"
  },
  "recommended": [
    {
      "category": "optical",
      "default": true,
      "id": "residual-absorption/cln/schwesyg2011",
      "kind": "scalar",
      "name": "Residual absorption, as-grown crystals",
      "property": "residual-absorption",
      "provenance": {
        "locator": "abstract; Sec. 3.1, 3.3",
        "source_id": "schwesyg2011",
        "status": "P",
        "transcribed": "2026-10-25"
      },
      "public": true,
      "unit": {
        "display": "cm^-1",
        "ucum": "/cm"
      },
      "value_text": "up to 0.04 cm^-1 (transition-metal impurities, 400-2000 nm); about 0.001 cm^-1 H-related bands at 2300-2800 nm; annealing lowers absorption by up to 10x",
      "variant": "cln",
      "variant_note": "CLN and MgO5 crystals"
    }
  ],
  "recommended_note": null,
  "spread": null
}