Electronic structure and transport coefficients of binary skutterudite antimonide | |
W. Wei; Z. Y. Wang; L. L. Wang; H. J. Liu; R. Xiong; J. Shi; H. Li; X. F. Tang | |
2009 | |
发表期刊 | Journal of Physics D-Applied Physics
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ISSN | 0022-3727 |
卷号 | 42期号:11 |
摘要 | Using first-principles calculations, we investigate the electronic structure of CoSb(3) compound by considering the spin-orbit interaction. Within the framework of Boltzmann theory, the transport coefficient (power factor) is evaluated as a function of chemical potential assuming a rigid-band picture and constant relaxation time. It is found that appropriate n-type doping in the compound may be better than p-type doping to enhance the power factor. Our theoretical calculations give a plausible guide on how to optimize the thermoelectric performance of this compound, and the upper limit of its ZT value is estimated. |
部门归属 | [wei, w.; wang, z. y.; wang, l. l.; liu, h. j.; xiong, r.; shi, j.] wuhan univ, dept phys, wuhan 430072, peoples r china. [wei, w.; wang, z. y.; wang, l. l.; liu, h. j.; xiong, r.; shi, j.] wuhan univ, key lab acoust & photon mat & devices, minist educ, wuhan 430072, peoples r china. [shi, j.] int ctr mat phys, shenyang 110015, peoples r china. [li, h.; tang, x. f.] wuhan univ technol, state key lab adv technol mat synth & proc, wuhan 430070, peoples r china.;liu, hj (reprint author), wuhan univ, dept phys, wuhan 430072, peoples r china;phlhj@whu.edu.cn jshi@whu.edu.cn |
关键词 | Thermoelectric Properties Cobalt Triantimonide Cosb3 Alloys Model |
URL | 查看原文 |
WOS记录号 | WOS:000266250300038 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.imr.ac.cn/handle/321006/32418 |
专题 | 中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | W. Wei,Z. Y. Wang,L. L. Wang,et al. Electronic structure and transport coefficients of binary skutterudite antimonide[J]. Journal of Physics D-Applied Physics,2009,42(11). |
APA | W. Wei.,Z. Y. Wang.,L. L. Wang.,H. J. Liu.,R. Xiong.,...&X. F. Tang.(2009).Electronic structure and transport coefficients of binary skutterudite antimonide.Journal of Physics D-Applied Physics,42(11). |
MLA | W. Wei,et al."Electronic structure and transport coefficients of binary skutterudite antimonide".Journal of Physics D-Applied Physics 42.11(2009). |
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