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Electronic band structure, transport, and magnetic propertiesof Mo.sub.3-x./sub.Ru.sub.x./sub.Sb.sub.7./sub..
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SYSNO ASEP 0336257 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Electronic band structure, transport, and magnetic propertiesof Mo3-xRuxSb7. Title Elektronová struktura, transport a magnetismus v Mo3-xRuxSb7. Author(s) Candolfi, C. (FR)
Lenoir, B. (FR)
Dauscher, A. (FR)
Hejtmánek, Jiří (FZU-D) RID, ORCID
Tobola, J. (PL)Number of authors 5 Source Title Physical Review. B - ISSN 1098-0121
Roč. 80, č. 15 (2009), 155127/1-155127/10Number of pages 10 s. Language eng - English Country US - United States Keywords thermoelectric and thermomagnetic effects Subject RIV BM - Solid Matter Physics ; Magnetism CEZ AV0Z10100521 - FZU-D (2005-2011) UT WOS 000271352000060 DOI 10.1103/PhysRevB.80.155127 Annotation Electrical and thermal transport properties,including thermopower,electrical resistivity,thermal conductivity,as well as Hall effect and magnetic susceptibility measurements have been carried out on polycrystalline Mo3-xRuxSb7 samples for nominal concentrations x=0.0, 0.25, 0.50, and 1.0 in the 2-350 K temperature range.Transport properties investigations have provided compelling experimental evidence for an increase in both the electrical resistivity and thermopower which is concomitant to a decrease in the charge-carrier concentration with x.Magnetic susceptibility data have shown that the magnetic interactions displayed by Mo3xRuxSb7 are progressively suppressed by increasing the ruthenium concentration.Increasing x leads to a surprising enhancement of the lattice thermal conductivity that may be due to the suppression of strong phonon-dimer interactions exhibited by Mo3-xRuxSb7. Workplace Institute of Physics Contact Kristina Potocká, potocka@fzu.cz, Tel.: 220 318 579 Year of Publishing 2010
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