Optical spectroscopy and waveguide fabrication in Sm3+/Tb3+ doped zinc-sodium-aluminosilicate glasses (Articolo in rivista)

Type
Label
  • Optical spectroscopy and waveguide fabrication in Sm3+/Tb3+ doped zinc-sodium-aluminosilicate glasses (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Alternative label
  • U. Caldino, A. Speghini, S. Berneschi, M. Bettinelli, M. Brenci, S. Pelli, G.C. Righini (2012)
    Optical spectroscopy and waveguide fabrication in Sm3+/Tb3+ doped zinc-sodium-aluminosilicate glasses
    in Optical materials
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • U. Caldino, A. Speghini, S. Berneschi, M. Bettinelli, M. Brenci, S. Pelli, G.C. Righini (literal)
Pagina inizio
  • 1067 (literal)
Pagina fine
  • 1071 (literal)
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  • 34 (literal)
Rivista
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  • 5 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Universidad Autonoma Metropolitana - Itapalapa, 09340 Mexico, D.F., Mexico Università di Verona and INSTM, UdR verona, 37314 Verona, Italy Museo Storico della Fisica e Centro Studi e Ricerche Enrico Fermi, 00184 Roma, Italy Nello Carrara Institute of Applied Physics, CNR, 50019 Sesto Fiorentino, Italy (literal)
Titolo
  • Optical spectroscopy and waveguide fabrication in Sm3+/Tb3+ doped zinc-sodium-aluminosilicate glasses (literal)
Abstract
  • A spectroscopic investigation of sodium-zinc-aluminosilicate glasses activated with Sm3+ and Tb3+/Sm3+ ions is performed through their luminescence spectra and decay times. Yellowish-green light emission, with x = 0.37 and y = 0.58 CIE chromaticity coordinates, is obtained in the Tb3+/Sm3+ codoped glass excited at 318 nm. Such yellowish-green emission is generated by the simultaneous emission of Tb3+ and Sm3+ ions, samarium being sensitized by the terbium through a non-radiative energy transfer. From spectroscopic data it is inferred that this energy transfer takes place between Tb3+ and Sm3+ clusters through a short-range interaction mechanism. Optical waveguides are also effectively produced in the glasses by Ag+-Na+ ion exchange. (literal)
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