Theoretic specific heat from spin wave in comparison with experimental results in Fe-oxide superconductors

Low temperature electrical measurements of the resistivity, the Hall effect and the magnetoconductivity were performed on an InGaN sample having an electron concentration far above the critical value for the metalinsulator transition. Weak localization effect and two-band model were used to analyze...

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Published in:Физика низких температур
Date:2010
Main Authors: Jun, Li, Yu-Feng, Z., Zhi-Jie, Q., Xiao-Li, N., Dong-Sheng, Li, Ping-Lin, Li
Format: Article
Language:English
Published: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2010
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Online Access:https://nasplib.isofts.kiev.ua/handle/123456789/117365
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Journal Title:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Cite this:Theoretic specific heat from spin wave in comparison with experimental results in Fe-oxide superconductors / Li Jun, Z. Yu-Feng, Q. Zhi-Jie, N. Xiao-Li, Li Dong-Sheng, Li Ping-Lin // Физика низких температур. — 2010. — Т. 36, № 7. — С. 776-781. — Бібліогр.: 27 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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Summary:Low temperature electrical measurements of the resistivity, the Hall effect and the magnetoconductivity were performed on an InGaN sample having an electron concentration far above the critical value for the metalinsulator transition. Weak localization effect and two-band model were used to analyze the magnetoconductivity data. The temperature dependence of the inelastic scattering time was extracted from the magnetoconductivity data at low temperatures. It was found that the inelastic scattering time is proportional to T⁻¹.⁶³, suggesting that electron–electron interactions are dominant.
ISSN:0132-6414