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Optical band gap and Raman spectra in some (Bi2O3)x(WO3)y(TeO2)100-x-y and (PbO)x(WO3)y(TeO2)100-x-y glasses
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SYSNO ASEP 0331535 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Optical band gap and Raman spectra in some (Bi2O3)x(WO3)y(TeO2)100-x-y and (PbO)x(WO3)y(TeO2)100-x-y glasses Title Optická šířka zakázaného pásu a Ramanova spektra některých (Bi2O3)x(WO3)y100-x-y and (PbO)x(WO3)y(TeO2)100-x-y skel Author(s) Ožďanová, J. (CZ)
Tichá, H. (CZ)
Tichý, Ladislav (UMCH-V) RIDSource Title Journal of Non-Crystalline Solids. - : Elsevier - ISSN 0022-3093
Roč. 355, 45-47 (2009), s. 2318-2322Number of pages 5 s. Language eng - English Country NL - Netherlands Keywords Raman scattering Subject RIV CA - Inorganic Chemistry CEZ AV0Z40500505 - UMCH-V (2005-2011) UT WOS 000271361300021 DOI 10.1016/j.jnoncrysol.2009.07.004 Annotation The optical band gap values of the (Bi2O3)x(WO3)y100-x-y and (PbO)x(WO3)y(TeO2)100-x-y glasses were found in the narrow region 3.21 - 3.36 event.The Raman features observed at around 350 cm-1 were assigned to an overlap of Raman bands attributed to WO6 corner shared octahedra and the following three atomic linkages: Bi-O-Te, Pb-O-Te, W-O-Te. Workplace Institute of Macromolecular Chemistry Contact Eva Čechová, cechova@imc.cas.cz ; Tel.: 296 809 358 Year of Publishing 2010
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