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Charge fluctuations and the valence transition in Yb under pressure
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SYSNO ASEP 0337281 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Charge fluctuations and the valence transition in Yb under pressure Title Nábojové fluktuace a valenční přechod v Yb pod tlakem Author(s) Ylvisaker, E. R. (US)
Kuneš, Jan (FZU-D) RID, ORCID, SAI
McMahan, A. K. (US)
Pickett, W. E. (US)Number of authors 4 Source Title Physical Review Letters. - : American Physical Society - ISSN 0031-9007
Roč. 102, č. 24 (2009), 246401/1-246401/4Number of pages 4 s. Language eng - English Country US - United States Keywords dynamical mean-field ; fluctuating valence ; valence transition Subject RIV BM - Solid Matter Physics ; Magnetism CEZ AV0Z10100521 - FZU-D (2005-2011) UT WOS 000267197900051 DOI 10.1103/PhysRevLett.102.246401 Annotation Using combination of ab initio bandstructure and dynamical mean-field approximation the behavior of elemental Yb under pressure is studied and compared to other rare-earth Ce, Nd, and Pr. The local charge fluctuation and the charge susceptibility in Yb exhibit a distinct non-monotonic behavior which we interpret in terms of transition from fluctuating valence to intermediate valence behavior and relate to unusual compressibility. Workplace Institute of Physics Contact Kristina Potocká, potocka@fzu.cz, Tel.: 220 318 579 Year of Publishing 2010
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