頁籤選單縮合
題 名 | Longitudinal and Transverse Hall Resistivites in High-Tc Superconducting Films and Superlattices |
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作 者 | Yang,H. C.; Horng,H. E.; Wang,L. M.; | 書刊名 | Chinese Journal of Physics |
卷 期 | 36:3 1998.06[民87.06] |
頁 次 | 頁527-532 |
分類號 | 330 |
關鍵詞 | |
語 文 | 英文(English) |
英文摘要 | The longitudinal and transverse, resistivities ρxx and ρxy, of high-Tc YBa₂Cu₃Oy films and (YBa₂Cu₃Oy/ YxPr₁-xBa₂Cu₃Oy)n superlattices in a mixed state have been measured systematically to investigate the effects of magnetic field and flux pinning on the behaviors of ρxy andρxx, the subscript n refers to the number of modulation layer in superlattices. Sign reversal of Hall coefficients is observed and depends on the pinning force. The power law, ρxy = Aρxx, persists in (YBa₂Cu₃Oy/ YxPr₁-xBa₂Cu₃Oy)n superlattices with and without sign reversal. |
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