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Electro-optical characterization of Ge-Se-Te glasses
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SYSNO ASEP 0341106 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Electro-optical characterization of Ge-Se-Te glasses Author(s) Zavadil, Jiří (URE-Y) RID
Kostka, Petr (UACH-T)
Pedlíková, Jitka (UACH-T)
Žďánský, Karel (URE-Y)
Kubliha, M. (SK)
Labaš, V. (SK)
Kalužný, J. (SK)Source Title Journal of Non-Crystalline Solids. - : Elsevier - ISSN 0022-3093
Roč. 355, 37-42 (2009), s. 2083-2087Number of pages 5 s. Language eng - English Country NL - Netherlands Keywords Glasses ; Fluorescence ; Transmission Subject RIV CA - Inorganic Chemistry R&D Projects GA104/08/0734 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z20670512 - URE-Y (2005-2011) AV0Z40320502 - UACH-T (2005-2011) UT WOS 000270620900071 DOI 10.1016/j.jnoncrysol.2008.12.025 Annotation Chalcogenide bulk glasses Ge20Se80-xTex for x(0,15) and those doped with Ho, Er and Pr have been prepared and characterized by transmission spectroscopy, measurements of dc electrical conductivity and low-temperature photoluminescence. Activation energies deduced from Arrhenius plots reveal a systematic decrease with increasing Te content. This observation is in accord with the dependence of the optical band-gap, deduced from transmission spectra, on the Te content. Workplace Institute of Radio Engineering and Electronics Contact Petr Vacek, vacek@ufe.cz, Tel.: 266 773 413, 266 773 438, 266 773 488 Year of Publishing 2010
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