Dynamical processes in Sol-Gel derived rare-earth doped glasses (Articolo in rivista)

Type
Label
  • Dynamical processes in Sol-Gel derived rare-earth doped glasses (Articolo in rivista) (literal)
Anno
  • 1994-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1007/BF00486347 (literal)
Alternative label
  • Bouajaj, A. a, Monteil, A. a, Bovier, C. b, Serughetti, J. b, Ferrari, M. c (1994)
    Dynamical processes in Sol-Gel derived rare-earth doped glasses
    in Journal of sol-gel science and technology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Bouajaj, A. a, Monteil, A. a, Bovier, C. b, Serughetti, J. b, Ferrari, M. c (literal)
Pagina inizio
  • 771 (literal)
Pagina fine
  • 774 (literal)
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  • 2 (literal)
Rivista
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  • 4 (literal)
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  • 1-3 (literal)
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  • a Physico-Chimie des Matériaux Luminescents, CNRS URA 442, Université Lyon I, 43, bd. du 11 novembre, Villeubranne, 69622, France b Départment de Physique des Matériaux, CNRS URA 172, Université Lyon 1, 43, bd. du 11 novembre, Villeurbanne, 69622, France c Centro CNR di Fisica degli Stati Aggregati ed Impianto Ionico, Povo, Trento, 38050, Italy (literal)
Titolo
  • Dynamical processes in Sol-Gel derived rare-earth doped glasses (literal)
Abstract
  • We have investigated the dynamical processes of rare-earth photoluminescence in silica glasses produced by the sol-gel method. Generally, static spectroscopic properties are used as a tool to probe the local structure near dopants as well as for the study of glass formation. Rare earth ions are preferred structural probes, especially the Eu3+ ion for its sensitivity to local structural modifications and its spectroscopic simplicity. By an analysis of the decaying emission that follows a pulsed laser excitation, we have studied several dynamical processes. Importance of a distribution of different environments for the dopant is clearly seen even for the wet gels. The evolution of the lifetimes allow to study the densification process. (literal)
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