curie, Ci (unit)

{
    "$id": "https://schemas.optimade.org/defs/v1.2/units/si/1964/temporary/curie",
    "$schema": "https://schemas.optimade.org/meta/v1.2/optimade/physical_unit_definition.json",
    "title": "curie",
    "symbol": "Ci",
    "display-symbol": "Ci",
    "description": "A non-SI unit of activity with the value 3.7\u00b710\u207b\u00b9\u2070 s\u207b\u00b9 defined at the 12th CGPM meeting in 1964.\n\nDefined as outside the SI at the 12th CGPM meeting in 1964, resolution 7.\n\n- The International System of Units (SI), 1st ed. (1970) categorizes the unit as \"Units in use temporarily with the International System.\"\n- The International System of Units (SI), 7th ed. (1998) changes the categorization to \"Other non-SI units\".\n- The curie is omitted in the International System of Units (SI), 8th Edition (2006).",
    "resources": [
        {
            "relation": "Definition at the 12th CGPM meeting (1964), resolution 3",
            "resource-id": "https://www.bipm.org/en/committees/cg/cgpm/12-1964/resolution-3"
        },
        {
            "relation": "Le Syst\u00e8me International d'Unit\u00e9s (SI) (1970)",
            "resource-id": "https://www.bipm.org/en/publications/si-brochure"
        },
        {
            "relation": "Wikipedia article describing the unit",
            "resource-id": "https://en.wikipedia.org/wiki/Curie_(unit)"
        }
    ],
    "defining-relation": {
        "base-units": [
            {
                "symbol": "s",
                "id": "https://schemas.optimade.org/defs/v1.2/units/si/1960/base/second"
            }
        ],
        "base-units-expression": "s^-1",
        "scale": {
            "numerator": 37,
            "exponent": -11
        }
    },
    "x-optimade-definition": {
        "label": "curie_si_1964_temporary",
        "kind": "unit",
        "format": "1.2",
        "version": "1.2.0",
        "name": "curie"
    }
}