Matches in SemOpenAlex for { <https://semopenalex.org/work/W2036222819> ?p ?o ?g. }
Showing items 1 to 81 of
81
with 100 items per page.
- W2036222819 endingPage "507" @default.
- W2036222819 startingPage "491" @default.
- W2036222819 abstract "Des cristaux de wollastonite (CaSiO3) “pure” ou dopés avec des terres rares ont été obtenus par dévitrification d'un verre ternaire SiO2–Na2O–CaO. La nature des défauts ponctuels générés par la formation de ces cristaux a été étudiée. Pour les cristaux non dopés, deux centres pièges révélés en thermoluminescence (TL) ont été identifiés par une étude en température en résonance paramagnétique électronique (RPE): il s'agit d'un centre à trou HC1 et d'un centre à électrons situé à g = 2,0020. Des études en cathodoluminescence (CL) ont permis de mettre en évidence une émission considérée comme intrinsèque du cristal. Pour les cristaux dopés (Eu, Dy, Tm), la plupart des bandes d'émission de CL ont été identifiées. En ce qui concerne l'europium, celui-ci fonctionne en TL dans ces cristaux de wollastonite successivement comme centre piège à électrons puis comme centre luminogène. Wollastonite crystals (CaSiO3), “pure” or doped with rare earth ions, were grown by a devitrification process of a ternary SiO2–Na2O–CaO glass. The nature of point defects in these crystals was studied. Concerning the non-doped crystals, two trap centers were revealed by thermoluminescence (TL) and identified by electron spin resonance (ESR) using preheating experiments: one is a hole center HC1 and the other one an electron center whose main characteristic feature is g = 2.0020. Cathodoluminescence (CL) studies showed an important emission band considered as intrinsic. As for the doped crystals (Eu, Dy, Tm), most CL emission bands were identified. With TL, it is shown that Eu acts in wollastonite crystals as an electron trap and also as an emission centre." @default.
- W2036222819 created "2016-06-24" @default.
- W2036222819 creator A5008037006 @default.
- W2036222819 creator A5008355183 @default.
- W2036222819 creator A5049105514 @default.
- W2036222819 date "2000-10-01" @default.
- W2036222819 modified "2023-09-25" @default.
- W2036222819 title "Luminescence de cristaux de d�vitrivication de wollastonite dans des verres non dop�s et dop�s en Eu, Dy et Tm" @default.
- W2036222819 cites W1974082536 @default.
- W2036222819 cites W1974772567 @default.
- W2036222819 cites W1978623952 @default.
- W2036222819 cites W1985104110 @default.
- W2036222819 cites W1992701174 @default.
- W2036222819 cites W2001532857 @default.
- W2036222819 cites W2006288013 @default.
- W2036222819 cites W2023884263 @default.
- W2036222819 cites W2025929329 @default.
- W2036222819 cites W2034026847 @default.
- W2036222819 cites W2044046214 @default.
- W2036222819 cites W2062320173 @default.
- W2036222819 cites W2063865304 @default.
- W2036222819 cites W2068126165 @default.
- W2036222819 cites W2077080633 @default.
- W2036222819 cites W2093841768 @default.
- W2036222819 doi "https://doi.org/10.1002/1521-396x(200010)181:2<491::aid-pssa491>3.0.co;2-l" @default.
- W2036222819 hasPublicationYear "2000" @default.
- W2036222819 type Work @default.
- W2036222819 sameAs 2036222819 @default.
- W2036222819 citedByCount "6" @default.
- W2036222819 countsByYear W20362228192013 @default.
- W2036222819 countsByYear W20362228192023 @default.
- W2036222819 crossrefType "journal-article" @default.
- W2036222819 hasAuthorship W2036222819A5008037006 @default.
- W2036222819 hasAuthorship W2036222819A5008355183 @default.
- W2036222819 hasAuthorship W2036222819A5049105514 @default.
- W2036222819 hasBestOaLocation W20362228191 @default.
- W2036222819 hasConcept C102073756 @default.
- W2036222819 hasConcept C120665830 @default.
- W2036222819 hasConcept C121332964 @default.
- W2036222819 hasConcept C139861200 @default.
- W2036222819 hasConcept C148869448 @default.
- W2036222819 hasConcept C178790620 @default.
- W2036222819 hasConcept C185592680 @default.
- W2036222819 hasConcept C192562407 @default.
- W2036222819 hasConcept C206139338 @default.
- W2036222819 hasConcept C2779405210 @default.
- W2036222819 hasConcept C49040817 @default.
- W2036222819 hasConcept C57863236 @default.
- W2036222819 hasConceptScore W2036222819C102073756 @default.
- W2036222819 hasConceptScore W2036222819C120665830 @default.
- W2036222819 hasConceptScore W2036222819C121332964 @default.
- W2036222819 hasConceptScore W2036222819C139861200 @default.
- W2036222819 hasConceptScore W2036222819C148869448 @default.
- W2036222819 hasConceptScore W2036222819C178790620 @default.
- W2036222819 hasConceptScore W2036222819C185592680 @default.
- W2036222819 hasConceptScore W2036222819C192562407 @default.
- W2036222819 hasConceptScore W2036222819C206139338 @default.
- W2036222819 hasConceptScore W2036222819C2779405210 @default.
- W2036222819 hasConceptScore W2036222819C49040817 @default.
- W2036222819 hasConceptScore W2036222819C57863236 @default.
- W2036222819 hasIssue "2" @default.
- W2036222819 hasLocation W20362228191 @default.
- W2036222819 hasOpenAccess W2036222819 @default.
- W2036222819 hasPrimaryLocation W20362228191 @default.
- W2036222819 hasRelatedWork W1511884110 @default.
- W2036222819 hasRelatedWork W1996082847 @default.
- W2036222819 hasRelatedWork W1999899827 @default.
- W2036222819 hasRelatedWork W2058633108 @default.
- W2036222819 hasRelatedWork W2095289839 @default.
- W2036222819 hasRelatedWork W2385195863 @default.
- W2036222819 hasRelatedWork W2525406365 @default.
- W2036222819 hasRelatedWork W2789330917 @default.
- W2036222819 hasRelatedWork W2911541553 @default.
- W2036222819 hasRelatedWork W2978572745 @default.
- W2036222819 hasVolume "181" @default.
- W2036222819 isParatext "false" @default.
- W2036222819 isRetracted "false" @default.
- W2036222819 magId "2036222819" @default.
- W2036222819 workType "article" @default.