Band-dependent normal-state coherence in Sr(2)RuO(4): Evidence from nernst effect and thermopower measurements
文献类型:期刊论文
| 作者 | Xu, XF ; Xu, ZA ; Liu, TJ ; Fobes, D ; Mao, ZQ ; Luo, JL ; Liu, Y |
| 刊名 | PHYSICAL REVIEW LETTERS
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| 出版日期 | 2008 |
| 卷号 | 101期号:5 |
| 关键词 | LAYERED PEROVSKITE SUPERCONDUCTOR P-WAVE TRIPLET FLUCTUATION METALS |
| ISSN号 | 0031-9007 |
| 通讯作者 | Xu, ZA: Zhejiang Univ, Dept Phys, Hangzhou 310027, Peoples R China. |
| 中文摘要 | We present the first measurement on the Nernst effect in the normal state of the odd-parity, spin-triplet superconductor Sr(2)RuO(4). Below 100 K, the Nernst signal was found to be negative, large, and, as a function of magnetic field, nonlinear. Its magnitude increases with the decreasing temperature until reaching a maximum around T(*) approximate to 20-25 K, below which it starts to decrease linearly as a function of temperature. The large value of the Nernst signal appears to be related to the multiband nature of the normal state and the nonlinearity to band-dependent magnetic fluctuation in Sr(2)RuO(4). We argue that the sharp decrease in the Nernst signal below T(*) is due to the suppression of quasiparticle scattering and the emergence of band-dependent coherence in the normal state. |
| 收录类别 | SCI |
| 语种 | 英语 |
| 公开日期 | 2013-09-17 |
| 源URL | [http://ir.iphy.ac.cn/handle/311004/34137] ![]() |
| 专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
| 推荐引用方式 GB/T 7714 | Xu, XF,Xu, ZA,Liu, TJ,et al. Band-dependent normal-state coherence in Sr(2)RuO(4): Evidence from nernst effect and thermopower measurements[J]. PHYSICAL REVIEW LETTERS,2008,101(5). |
| APA | Xu, XF.,Xu, ZA.,Liu, TJ.,Fobes, D.,Mao, ZQ.,...&Liu, Y.(2008).Band-dependent normal-state coherence in Sr(2)RuO(4): Evidence from nernst effect and thermopower measurements.PHYSICAL REVIEW LETTERS,101(5). |
| MLA | Xu, XF,et al."Band-dependent normal-state coherence in Sr(2)RuO(4): Evidence from nernst effect and thermopower measurements".PHYSICAL REVIEW LETTERS 101.5(2008). |
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来源:物理研究所
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