momentum

{
  "id": "NISTq131",
  "unitsml_id": "q:momentum",
  "name": "momentum",
  "names": [
    {
      "value": "momentum",
      "lang": "en"
    }
  ],
  "short": "momentum",
  "type": "derived",
  "dimension": {
    "id": "NISTd61",
    "name": "momentum",
    "expression": "L·M·T-1",
    "components": [
      {
        "key": "length",
        "symbol": "L",
        "power": 1
      },
      {
        "key": "mass",
        "symbol": "M",
        "power": 1
      },
      {
        "key": "time",
        "symbol": "T",
        "power": -1
      }
    ],
    "dimensionless": false
  },
  "units": [
    {
      "id": "NISTu255",
      "name": "atomic unit of momentum",
      "symbol": "ℏ/𝑎₀"
    },
    {
      "id": "NISTu27p10'3.u1.u3e-1/1",
      "name": "kilogram meter per second",
      "symbol": "N·m/s"
    },
    {
      "id": "NISTu296",
      "name": "natural unit of momentum",
      "symbol": "𝑚ₑ𝑐"
    },
    {
      "id": "NISTu299",
      "name": "natural unit of momentum in MeV/c",
      "symbol": "𝑚ₑ𝑐"
    }
  ],
  "unit_count": 4,
  "identifiers": [
    {
      "type": "nist",
      "id": "NISTq131"
    },
    {
      "type": "unitsml",
      "id": "q:momentum"
    }
  ],
  "references": [
    {
      "type": "informative",
      "authority": "qudt",
      "uri": "http://qudt.org/vocab/quantitykind/Momentum"
    }
  ]
}