Site distribution and thermalization effects in Europium-doped silica glasses (Articolo in rivista)

Type
Label
  • Site distribution and thermalization effects in Europium-doped silica glasses (Articolo in rivista) (literal)
Anno
  • 1994-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1051/jp4:19944139 (literal)
Alternative label
  • A. Bouajaj 1, A. Monteil 2, C. Bovier 3, M. Ferrari 4 and A. Piazza 4 (1994)
    Site distribution and thermalization effects in Europium-doped silica glasses
    in Journal de physique. IV
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • A. Bouajaj 1, A. Monteil 2, C. Bovier 3, M. Ferrari 4 and A. Piazza 4 (literal)
Pagina inizio
  • 579 (literal)
Pagina fine
  • 582 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 4 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 4 (literal)
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1 Physico-Chimie des Matériaux Luminescents, URA 442 du CNRS, Université Lyon I, 43 bd du 11 Novembre 1918, 69622 Villeurbanne, France; 2 Laboratoire POMA, Université d'Angers, 2 bd Lavoisier, 49045 Angers cedex, France; 3 Département de Physique des Matériaux, URA 172 du CNRS, Université Lyon I, 43 bd du 11 Novembre 1918, 69622 Villeurbanne, France; 4 CNR, Centro di Fisica degli Stati Aggregati ed Impianto Ionico, via Sommarive 14, 38050 Povo (TN), Italy (literal)
Titolo
  • Site distribution and thermalization effects in Europium-doped silica glasses (literal)
Abstract
  • For the no-phonon transition 5D0->7F0 of Eu3+ in glasses, obtained by sol-gel route, emission and absorption at low temperature are not resonant. This effect is interpreted by a redistribution of the excitation energy among the different environment for the Eu3+ ion. A simple model is used to interpret the temperature evolution of the emission spectra. A good agreement is obtained with experimental results. The experimental emission spectra are simulated using the Boltzmann law and the experimental excitation spectra. The mechanism of redistribution is a phonon-assisted energy transfer process. This is confirmed by temperature dependence of decays and time resolved emission measurements. (literal)
Prodotto di
Autore CNR

Incoming links:


Prodotto
Autore CNR di
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#rivistaDi
data.CNR.it