@prefix rdr: . @prefix skos: . @prefix isothes: . @prefix inist: . rdr: a skos:ConceptScheme . skos:prefLabel "Dispositif / Appareillage"@fr, "Device / Apparatus"@en ; a isothes:ConceptGroup, skos:Collection ; skos:member rdr:-LVTPX2P7-G . rdr:-LVTPX2P7-G inist:semCategory "Device / Apparatus"@en, "Dispositif / Appareillage"@fr ; skos:altLabel "quantum well injection transit time diode"@en ; skos:hiddenLabel "Diodo QWITT"@es, "Diode QWITT"@fr ; skos:prefLabel "diode QWITT"@fr, "diodo QWITT"@es, "QWITT diode"@en ; skos:inScheme rdr: ; a skos:Concept .