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Soft mode doublet in PbMg.sub.1/3./sub.Nb.sub.2/3./sub.O.sub.3./sub. relaxor investigated with hyper-Raman scattering
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SYSNO ASEP 0347985 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Soft mode doublet in PbMg1/3Nb2/3O3 relaxor investigated with hyper-Raman scattering Author(s) Al-Zein, A. (FR)
Hlinka, Jiří (FZU-D) RID, ORCID
Rouquette, J. (FR)
Hehlen, B. (FR)Source Title Physical Review Letters. - : American Physical Society - ISSN 0031-9007
Roč. 105, č. 1 (2010), 017601/1-017601/4Number of pages 4 s. Language eng - English Country US - United States Keywords PMN ; relaxory ; fonon ; hyper-Raman scattering Subject RIV BM - Solid Matter Physics ; Magnetism R&D Projects GAP204/10/0616 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z10100520 - FZU-D (2005-2011) UT WOS 000279341400001 DOI 10.1103/PhysRevLett.105.017601 Annotation Hyper-Raman scattering experiments suggest that a splitting of the lowest F1u-symmetry mode of PbMg1/3Nb2/3O3 crystal occurs in a wide temperature range around its Burns temperature Td. The lower-frequency component, known below the Burns temperature from far-IR spectroscopy, actually becomes underdamped above the Burns temperature. Workplace Institute of Physics Contact Kristina Potocká, potocka@fzu.cz, Tel.: 220 318 579 Year of Publishing 2011
Number of the records: 1