@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix matsci: <https://w3id.org/matsci-sam/metadata#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://w3id.org/matsci-sam/vocabulary/mrc/martensite> a skos:Concept ;
  skos:inScheme <https://w3id.org/matsci-sam/vocabulary/mrc> ;
  skos:prefLabel "martensite"@en ;
  matsci:canonicalDefinition <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2> ;
  skos:definition <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1/revisions/1> ;
  skos:definition <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2/revisions/1> ;
  dcterms:contributor "Christopher Rauch" ;
  dcterms:created "2026-07-20"^^xsd:date .

<https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1> a matsci:Definition ;
  dcterms:isPartOf <https://w3id.org/matsci-sam/vocabulary/mrc/martensite> ;
  matsci:definitionNumber "1"^^xsd:positiveInteger ;
  matsci:currentRevision <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1/revisions/1> ;
  dcterms:hasVersion <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1/revisions/1> ;
  dcterms:created "2026-07-20T12:11:33.644Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1/revisions/1> a matsci:DefinitionRevision ;
  rdf:value "A very hard structure that forms in steel when it is cooled down very quickly from a high temperature."@en ;
  skos:example "Quenching a sword blade in water produces martensite, which makes the edge hard but brittle."@en ;
  dcterms:isVersionOf <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1> ;
  prov:specializationOf <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/1> ;
  dcterms:creator "Christopher Rauch" ;
  matsci:version "1"^^xsd:positiveInteger ;
  matsci:status "proposed" ;
  dcterms:created "2026-07-20T12:11:33.644Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2> a matsci:Definition ;
  dcterms:isPartOf <https://w3id.org/matsci-sam/vocabulary/mrc/martensite> ;
  matsci:definitionNumber "2"^^xsd:positiveInteger ;
  matsci:currentRevision <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2/revisions/1> ;
  dcterms:hasVersion <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2/revisions/1> ;
  dcterms:created "2026-07-20T12:13:51.049Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2/revisions/1> a matsci:DefinitionRevision ;
  rdf:value "A metastable, body-centered tetragonal (BCT) phase formed via a diffusionless, displacive shear transformation of austenite during rapid cooling; while most commonly associated with steels, martensitic transformations also occur in various other alloy systems."@en ;
  skos:example "Quenching a high-carbon steel blade in water triggers a diffusionless transformation from austenite to martensite, creating the high hardness required for an edge despite the resulting increase in brittleness."@en ;
  dcterms:isVersionOf <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2> ;
  prov:specializationOf <https://w3id.org/matsci-sam/vocabulary/mrc/martensite/definitions/2> ;
  dcterms:creator "Christopher Rauch" ;
  matsci:version "1"^^xsd:positiveInteger ;
  matsci:status "proposed" ;
  dcterms:created "2026-07-20T12:13:51.049Z"^^xsd:dateTime .