Zobrazeno 1 - 10
of 68
pro vyhledávání: '"D.N. Messias"'
Autor:
Nilmar S. Camilo, José C.S. Filho, V. Pilla, D.N. Messias, Aniele C.A. Silva, Noelio O. Dantas, Acácio A. Andrade
Publikováno v:
Journal of Non-Crystalline Solids. 612:122345
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4e0bfe4025e62189728f8484044a6538
https://doi.org/10.1016/j.jnoncrysol.2023.122345
https://doi.org/10.1016/j.jnoncrysol.2023.122345
Akademický článek
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Akademický článek
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Publikováno v:
IEEE Journal of Quantum Electronics. 43:751-757
In this work, we study the thermal and optical properties of ion-doped phosphates glasses using the thermal lens (TL) technique. Three samples were characterized: Nd3+-doped Q-98; Nd3+-doped Q-100; and Yb3+-doped QX. We report multiwavelength TL meas
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a7c054f2a71c9b413e9eacaa076ba017
https://doi.org/10.1109/jqe.2007.902381
https://doi.org/10.1109/jqe.2007.902381
Autor:
Tomaz Catunda, Luciana R. P. Kassab, S.L. de Oliveira, Maria José Valenzuela Bell, V.D. Del Cacho, D.N. Messias
Publikováno v:
Journal of Non-Crystalline Solids. 352:3647-3652
The aim of this paper is to present a study of the thermal lens technique in quantifying the thermo optical coefficients: d s /d T (optical path change with temperature), thermal diffusivity and conductivity of PbO–Bi 2 O 3 –Ga 2 O 3 –BaO glass
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::eba19db4b08bc56b08dfb1f9218df55d
https://doi.org/10.1016/j.jnoncrysol.2006.03.097
https://doi.org/10.1016/j.jnoncrysol.2006.03.097
Autor:
Acácio A. Andrade, Mauro Luciano Baesso, D.N. Messias, Carlos Jacinto, Tomaz Catunda, Sandro Marcio Lima
Publikováno v:
Journal of Non-Crystalline Solids. 352:3582-3597
In this paper, the application of thermal lens and Z-scan techniques to the study of the thermo-optical and spectroscopic properties of solid-state laser glasses is described. The theoretical basis for quantitative measurements of thermal diffusivity
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1aa02a678098853fe8001ffee5a85dbc
https://doi.org/10.1016/j.jnoncrysol.2006.04.025
https://doi.org/10.1016/j.jnoncrysol.2006.04.025
Publikováno v:
Journal of Non-Crystalline Solids. 348:230-234
Thermal effects on optical properties and non-linear optical absorption have been studied in hydrogenated amorphous silicon films using dual beam thermal lens technique. A change of the thermal lens signal, from positive to negative, with increase of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::29020ceba04572c069d60fbfdd92b113
https://doi.org/10.1016/j.jnoncrysol.2004.08.174
https://doi.org/10.1016/j.jnoncrysol.2004.08.174
Akademický článek
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Publikováno v:
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005..
In the present work we measured the n/sub 2/ lineshapes in resonance with absorption lines of Nd/sup 3+/:YAG and Nd/sup 3+/:YAP crystals, and the Yb/sup 3+/-doped phosphate glass. The measurements were performed using a variation of the single beam Z
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f7226e63c29a9ec5c344dfa9c9b45e45
https://doi.org/10.1109/cleoe.2005.1567985
https://doi.org/10.1109/cleoe.2005.1567985
Publikováno v:
2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.
Electronic and thermal lineshape were determined by thermal lens and Z-scan spectroscopy in QX/Yb3+-doped phosphate glass. Several optical and photothermal properties were obtained. It was done a comparison between the magnitudes of these contributio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8c82e240be52d54a70d00f98c6384050
https://doi.org/10.1109/cleo.2006.4628528
https://doi.org/10.1109/cleo.2006.4628528