@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/INSP0013085>
  skos:prefLabel "واگردان بسامد"@fa, "frequency convertor"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0004894> .

<http://www.irandoc.acir/onto/irandoc/INSP0004894>
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0001098>, <http://www.irandoc.acir/onto/irandoc/INSP0004696>, <http://www.irandoc.acir/onto/irandoc/INSP0013085> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0004893> ;
  skos:prefLabel "تبدیل بسامد نوری"@fa, "optical frequency conversion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:altLabel "sum frequency generation (optical)"@en ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0004912> .

<http://www.irandoc.acir/onto/irandoc/INSP0004912>
  skos:prefLabel "نورشناسی غیرخطی"@fa, "nonlinear optics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0004894> .

<http://www.irandoc.acir/onto/irandoc/INSP0001098>
  skos:prefLabel "واگردانی طول موج نوری"@fa, "optical wavelength conversion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0004894> .

<http://www.irandoc.acir/onto/irandoc/INSP0004893>
  skos:prefLabel "تولید هماهنگ اپتیکی"@fa, "optical harmonic generation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0004894> .

<http://www.irandoc.acir/onto/irandoc/INSP0004696>
  skos:prefLabel "افزار پارامتری نوری"@fa, "optical parametric device"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0004894> .