@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

n9j:-KX4WF6Q3-Q
  skos:prefLabel "light (physics)"@en ;
  a skos:Concept ;
  skos:broader n9j:-KFVB9CS1-X .

n9j:-VXNN865H-3
  skos:prefLabel "radio waves"@en ;
  a skos:Concept ;
  skos:broader n9j:-KFVB9CS1-X .

n9j:-LKQW2PJH-S
  skos:prefLabel "radiation"@en ;
  a skos:Concept ;
  skos:narrower n9j:-KFVB9CS1-X .

n9j:-VWML6SFM-V
  skos:prefLabel "sound (physics)"@en ;
  a skos:Concept ;
  skos:broader n9j:-KFVB9CS1-X .

n9j: a skos:ConceptScheme .
n9j:-M5R23M66-T
  skos:prefLabel "terahertz radiation"@en ;
  a skos:Concept ;
  skos:broader n9j:-KFVB9CS1-X .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-KFVB9CS1-X .

n9j:-KFVB9CS1-X
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:prefLabel "nonionizing radiation"@en ;
  skos:narrower n9j:-VXNN865H-3, n9j:-KX4WF6Q3-Q, n9j:-M5R23M66-T, n9j:-VWML6SFM-V ;
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/nonionizing_radiation> ;
  skos:broader n9j:-LKQW2PJH-S ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D011840.html> .