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Study of absorption spectra of Er.sup.3+./sup. in KTaO.sub.3./sub. crystals
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SYSNO ASEP 0329958 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Study of absorption spectra of Er3+ in KTaO3 crystals Title Studium absorpčního spekta Er3+ v krystalech KTaO3. Author(s) Skvortsov, A. P. (RU)
Trepakov, Vladimír (FZU-D) RID
Kapphan, S. (DE)
Dejneka, Alexandr (FZU-D) RID, ORCID
Jastrabík, Lubomír (FZU-D) RID, ORCIDSource Title Physics of the Solid State. - : Pleiades Publishing - ISSN 1063-7834
Roč. 51, č. 7 (2009), s. 1470-1472Number of pages 3 s. Action All-Russia Conference on Physics of Ferroelectrics /18./ (VKS-XVIII) Event date 09.06.2008-14.06.2008 VEvent location St. Petersburg Country RU - Russian Federation Event type WRD Language eng - English Country RU - Russian Federation Keywords KTaO3 ; impurity Er3+ ; absorption spectra Subject RIV BM - Solid Matter Physics ; Magnetism R&D Projects GA202/08/1009 GA ČR - Czech Science Foundation (CSF) KAN301370701 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) 1M06002 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) CEZ AV0Z10100522 - FZU-D (2005-2011) UT WOS 000267971700035 DOI 10.1134/S106378340907035X Annotation The results obtained in the present study may be considered apparently as the first observations of Er3+ f-f absorption spectra in KTaO3 crystals.The impurity erbium ions enter crystals usually in the form of Er3+ and can substitute in KTaO3 crystals the K+ or Ta5+ regular lattice ions residing in a crystal field of cubic symmetry.The number of observed lines fits the theoretically possible number for f-f electronic transitions in Er3+ ions in the cubic crystal field.In the case of a differently charged substituted ion, this situation occurs only under nonlocal impurity charge compensation. Workplace Institute of Physics Contact Kristina Potocká, potocka@fzu.cz, Tel.: 220 318 579 Year of Publishing 2010
Number of the records: 1