@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix constant: <http://qudt.org/vocab/constant/> .
@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix qkdv: <http://qudt.org/vocab/dimensionvector/> .
@prefix quantitykind: <http://qudt.org/vocab/quantitykind/> .
@prefix qudt: <http://qudt.org/schema/qudt/> .
@prefix si-quantity: <https://si-digital-framework.org/quantities/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unit: <http://qudt.org/vocab/unit/> .
@prefix vaem: <http://www.linkedmodel.org/schema/vaem#> .
@prefix voag: <http://voag.linkedmodel.org/schema/voag#> .

quantitykind:DiffusionCoefficient
  a qudt:QuantityKind ;
  dcterms:description """The "Diffusion Coefficient" is a proportionality constant between the molar flux due to molecular
    diffusion and the gradient in the concentration of the species (or the driving force for diffusion). Diffusivity is
    encountered in Fick's law and numerous other equations of physical chemistry.
  """^^qudt:LatexString ;
  qudt:applicableUnit unit:M2-PER-SEC ;
  qudt:hasDimensionVector qkdv:A0E0L2I0M0H0T-1D0 ;
  qudt:iec61360Code "0112/2///62720#UAD031" ;
  qudt:informativeReference "https://cdd.iec.ch/cdd/iec62720/iec62720.nsf/ListsOfUnitsAllVersions/0112-2---62720%23UAD031"^^xsd:anyURI ;
  qudt:informativeReference "https://en.wikipedia.org/wiki/Mass_diffusivity"^^xsd:anyURI ;
  qudt:isoNormativeReference "http://www.iso.org/iso/catalogue_detail?csnumber=31894"^^xsd:anyURI ;
  qudt:latexDefinition "$C_B \\left \\langle \\nu_B \\right \\rangle = -D grad C_B$, where $C_B$ the local molecular concentration of substance $B$ in the mixture and $\\left \\langle \\nu_B \\right \\rangle$ is the local average velocity of the molecules of $B$."^^qudt:LatexString ;
  qudt:organizedUnder quantitykind:AreaPerTime ;
  qudt:plainTextDescription """The "Diffusion Coefficient" is a proportionality constant between the molar flux due to molecular
    diffusion and the gradient in the concentration of the species (or the driving force for diffusion). Diffusivity is
    encountered in Fick's law and numerous other equations of physical chemistry.
  """ ;
  qudt:symbol "D" ;
  qudt:wikidataMatch <http://www.wikidata.org/entity/Q604008> ;
  rdfs:comment "Applicable units are those of quantitykind:DiffusionCoefficient" ;
  rdfs:isDefinedBy <http://qudt.org/3.4.0/vocab/quantitykind> ;
  rdfs:label "Diffusion Coefficient"@en ;
  rdfs:label "Diffusionskoeffizient"@de ;
  rdfs:label "coefficient de diffusion"@fr ;
  rdfs:label "coefficiente di diffusione"@it ;
  rdfs:label "coeficiente de difusión"@es ;
  rdfs:label "coeficiente de difusão"@pt ;
  rdfs:label "difuzijski koeficient"@sl ;
  skos:broader quantitykind:AreaPerTime .