MassFraction¶

Mass of a constituent over the mass of the whole. The quantity, not the unit, says that a percentage is by mass.

module: quantities 0.2.0
module version: 0.1 · 0.2 · dev
extends: QuantityValue (allOf)
schema file: /quantities/0.2/MassFraction.schema.json
earlier versions: 0.1.0

TermsJSONYAMLInstanceRDF

Term	Constraints	Consensus mapping	Alternative mappings
all of QuantityValue
`type`	`array`, default `["QuantityValue"]`	`@type`	-
`"QuantityValue"`	type alias	qudt:Quantity value	schemaorg: schema:QuantitativeValue closeMatch broader: also covers intervals/ranges pmdco: obo:scalar value specification emmo: emmo:QuantityValue closeMatch EMMO QuantityValue requires a nested numerical part (EMMO#376)
`value` *	`number`	qudt:value	schemaorg: schema:value pmdco: obo:has specified numeric value
`unit`	`string`, format `iri-reference`	qudt:has unit	schemaorg: schema:unitCode URL branch of schema:unitCode, carrying the QUDT unit IRI pmdco: obo:has measurement unit label closeMatch range is iao:measurement unit label; unit-label vs QUDT-IRI mapping needed emmo: emmo:hasReferencePart hasReferencePart; pinned 1.0.4 branch snapshot (units are individuals there)
`standard_uncertainty` Standard uncertainty, expressed in the unit of value (GUM convention)	`number`	qudt:standard uncertainty	emmo: emmo:standardUncertainty standardUncertainty (VIM4 3.6); 1.0.4 branch only
`relative_standard_uncertainty` Dimensionless ratio, not percent; ratio-scale quantities only, undefined at value 0; redundant with standard_uncertainty (u = r * \|v\|), give only one	`number`	qudt:relative standard uncertainty	-
MassFraction
`type`	default `["MassFraction"]`	`@type`	-
`"MassFraction"` Mass of a constituent over the mass of the whole. The quantity, not the unit, says that a percentage is by mass.	type alias	qkind:MassFraction	emmo: emmo:EMMO_7c055d65_2929_40e1_af4f_4bf10995ad50 MassFraction, a ChemicalCompositionQuantity pmdco: `pmd:PMD_0025997` closeMatch fraction value specification is an information entity, so the match is close rather than exact
`unit`	enum, default `"percent"`	qudt:has unit	-
`"percent"`	value alias	qunit:PERCENT	emmo: emmo:WeightPercent the quantity decides that percent is by mass, so the same alias resolves differently in a VolumeFraction pmdco: obo:UO_0000163 UO mass percentage
`"part_per_million"`	value alias	qunit:PPM	emmo: emmo:PartPerMillion pmdco: obo:UO_0000169 UO parts per million

* marks a required property.

{
  "$schema": "https://oo-ld.org/latest/meta/oold-meta-schema.json",
  "$id": "MassFraction.schema.json",
  "x-oold-version": "0.1.0",
  "title": "MassFraction",
  "description": "Mass of a constituent over the mass of the whole. The quantity, not the unit, says that a percentage is by mass.",
  "examples": [
    {
      "type": [
        "MassFraction"
      ],
      "value": 96.7,
      "unit": "percent"
    }
  ],
  "allOf": [
    {
      "$ref": "QuantityValue.schema.json"
    }
  ],
  "@context": [
    "QuantityValue.schema.json",
    {
      "qkind": "http://qudt.org/vocab/quantitykind/",
      "MassFraction": "qkind:MassFraction",
      "percent": "qunit:PERCENT",
      "part_per_million": "qunit:PPM"
    }
  ],
  "properties": {
    "type": {
      "default": [
        "MassFraction"
      ]
    },
    "unit": {
      "enum": [
        "percent",
        "part_per_million"
      ],
      "default": "percent"
    }
  },
  "x-oold-context": {
    "MassFraction": {
      "emmo:EMMO_7c055d65_2929_40e1_af4f_4bf10995ad50": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv",
          "object_source_version": "https://w3id.org/emmo/1.0.4",
          "comment": "MassFraction, a ChemicalCompositionQuantity"
        }
      },
      "pmd:PMD_0025997": {
        "x-oold-sssom": {
          "predicate_id": "skos:closeMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv",
          "object_source_version": "https://w3id.org/pmd/co/3.1.0",
          "comment": "fraction value specification is an information entity, so the match is close rather than exact"
        }
      }
    },
    "percent": {
      "emmo:WeightPercent": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv",
          "comment": "the quantity decides that percent is by mass, so the same alias resolves differently in a VolumeFraction"
        }
      },
      "obo:UO_0000163": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv",
          "comment": "UO mass percentage"
        }
      }
    },
    "part_per_million": {
      "emmo:PartPerMillion": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv",
          "object_source_version": "https://w3id.org/emmo/1.0.4"
        }
      },
      "obo:UO_0000169": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv",
          "comment": "UO parts per million"
        }
      }
    }
  }
}

$schema: https://oo-ld.org/latest/meta/oold-meta-schema.json
$id: MassFraction.schema.json
x-oold-version: 0.1.0
title: MassFraction
description: Mass of a constituent over the mass of the whole. The quantity, not the unit, says that a
  percentage is by mass.
examples:
- type:
  - MassFraction
  value: 96.7
  unit: percent
allOf:
- $ref: QuantityValue.schema.json
'@context':
- QuantityValue.schema.json
- qkind: http://qudt.org/vocab/quantitykind/
  MassFraction: qkind:MassFraction
  percent: qunit:PERCENT
  part_per_million: qunit:PPM
properties:
  type:
    default:
    - MassFraction
  unit:
    enum:
    - percent
    - part_per_million
    default: percent
x-oold-context:
  MassFraction:
    emmo:EMMO_7c055d65_2929_40e1_af4f_4bf10995ad50:
      x-oold-sssom:
        predicate_id: skos:exactMatch
        mapping_set_id: https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv
        object_source_version: https://w3id.org/emmo/1.0.4
        comment: MassFraction, a ChemicalCompositionQuantity
    pmd:PMD_0025997:
      x-oold-sssom:
        predicate_id: skos:closeMatch
        mapping_set_id: https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv
        object_source_version: https://w3id.org/pmd/co/3.1.0
        comment: fraction value specification is an information entity, so the match is close rather than
          exact
  percent:
    emmo:WeightPercent:
      x-oold-sssom:
        predicate_id: skos:exactMatch
        mapping_set_id: https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv
        comment: the quantity decides that percent is by mass, so the same alias resolves differently
          in a VolumeFraction
    obo:UO_0000163:
      x-oold-sssom:
        predicate_id: skos:exactMatch
        mapping_set_id: https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv
        comment: UO mass percentage
  part_per_million:
    emmo:PartPerMillion:
      x-oold-sssom:
        predicate_id: skos:exactMatch
        mapping_set_id: https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv
        object_source_version: https://w3id.org/emmo/1.0.4
    obo:UO_0000169:
      x-oold-sssom:
        predicate_id: skos:exactMatch
        mapping_set_id: https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv
        comment: UO parts per million

{
  "$schema": "https://w3id.org/oo-ld/schemas/quantities/0.2/MassFraction.schema.json",
  "@context": "https://w3id.org/oo-ld/schemas/quantities/0.2/MassFraction.schema.json",
  "@id": "https://example.org/steel-c-content",
  "type": [
    "MassFraction"
  ],
  "value": 120,
  "unit": "part_per_million"
}

Mapping set

PREFIX ns1: <https://example.org/>
PREFIX qkind: <http://qudt.org/vocab/quantitykind/>
PREFIX qudt: <http://qudt.org/schema/qudt/>
PREFIX qunit: <http://qudt.org/vocab/unit/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

ns1:steel-c-content
    a qkind:MassFraction ;
    qudt:hasUnit qunit:PPM ;
    qudt:value 120 ;
.

PREFIX emmo: <https://w3id.org/emmo#>
PREFIX ns1: <https://example.org/>
PREFIX qudt: <http://qudt.org/schema/qudt/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

ns1:steel-c-content
    a emmo:EMMO_7c055d65_2929_40e1_af4f_4bf10995ad50 ;
    qudt:value 120 ;
    emmo:EMMO_eeb06032_dd4f_476e_9da6_aa24302b7588 emmo:PartPerMillion ;
.

PREFIX ns1: <https://example.org/>
PREFIX ns2: <pmd:>
PREFIX obo: <http://purl.obolibrary.org/obo/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

ns1:steel-c-content
    a ns2:PMD_0025997 ;
    obo:IAO_0000039 obo:UO_0000169 ;
    obo:OBI_0001937 120 ;
.

PREFIX ns1: <https://example.org/>
PREFIX qkind: <http://qudt.org/vocab/quantitykind/>
PREFIX qunit: <http://qudt.org/vocab/unit/>
PREFIX schema1: <http://schema.org/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

ns1:steel-c-content
    a qkind:MassFraction ;
    schema1:unitCode qunit:PPM ;
    schema1:value 120 ;
.