Rare earth luminescence: a way to overcome concentration quenching

dc.contributor.authorBenz, Felixde
dc.contributor.authorStrunk, Horst P.de
dc.date.accessioned2012-10-29de
dc.date.accessioned2016-03-31T07:48:30Z
dc.date.available2012-10-29de
dc.date.available2016-03-31T07:48:30Z
dc.date.issued2012de
dc.date.updated2012-10-31de
dc.description.abstractA model is developed to simulate the rare earth luminescence intensity in dependence of both the excitation rate and the dopant concentration. For low excitation rates, as in the case of photoluminescence investigations, concentration quenching is expected. In contrast for high excitation rates (as generally realized in cathodoluminescence experiments) concentration quenching can be suppressed and thus luminescence intensity increases with increasing dopant concentration. These results reconcile the recent photo- and cathodoluminescence results on GaN:Er presented by Chen et al. (APL 96, 181901, 2010). Further experimental results indicate that the physical basis of the model is adequate.en
dc.identifier.other372786383de
dc.identifier.urihttp://nbn-resolving.de/urn:nbn:de:bsz:93-opus-77806de
dc.identifier.urihttp://elib.uni-stuttgart.de/handle/11682/1390
dc.identifier.urihttp://dx.doi.org/10.18419/opus-1373
dc.language.isoende
dc.rightsinfo:eu-repo/semantics/openAccessde
dc.subject.classificationLumineszenz , Lumineszenzlöschung , Terbium , Lanthanoidede
dc.subject.ddc530de
dc.titleRare earth luminescence: a way to overcome concentration quenchingen
dc.typearticlede
ubs.fakultaetFakultät Chemiede
ubs.institutInstitut für Materialwissenschaftde
ubs.opusid7780de
ubs.publikation.sourceAIP Advances 2 (2012), 042115. URL http://dx.doi.org./10.1063/1.4760248de
ubs.publikation.typZeitschriftenartikelde

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