Anisotropic magnetoresistance in polycrystalline La-0.67(Ca1-xSrx)(0.33)MnO3
文献类型:期刊论文
作者 | Liu, YW ; Yang, ZH ; Yang, HL ; Zou, T ; Xie, YL ; Chen, B ; Sun, Y ; Zhan, QF ; Li, RW |
刊名 | JOURNAL OF PHYSICS D-APPLIED PHYSICS
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出版日期 | 2012 |
卷号 | 45期号:24 |
关键词 | LOW-FIELD MAGNETORESISTANCE THIN-FILMS MANGANITE TRANSITION |
ISSN号 | 0022-3727 |
通讯作者 | Liu, YW: Chinese Acad Sci, Key Lab Magnet Mat & Devices, NIMTE, Ningbo 315201, Zhejiang, Peoples R China. |
中文摘要 | We investigated the anisotropic magnetoresistance (AMR) effects in polycrystalline La-0.67(Ca1-xSrx)(0.33)MnO3. An anomalously large AMR of 19.1% was observed near the metal-insulator transition temperature (T-MI) in polycrystalline La0.67Ca0.33MnO3, but slight Sr doping could significantly depress the anomalous AMR around T-MI. By studying the temperature, magnetic field, current direction dependence of AMR and the phase transition process, it was suggested that the anisotropic spin-polarized transport and the demagnetization effect together with the metamagnetic transition around T-MI play important roles in the anomalous AMR effects in polycrystalline perovskite manganites. |
收录类别 | SCI |
资助信息 | State Key Project of Fundamental Research of China (973 Program) [2012CB933004, 2009CB930803]; National Natural Science Foundation of China; Projects of Nonprofit Technology & Research in Zhejiang Province; Zhejiang Natural Science Foundation; Ningbo Natural Science Foundation; Chinese Academy of Sciences (CAS), Science and Technology Innovative Research Team of Ningbo Municipality [2009B21005] |
语种 | 英语 |
公开日期 | 2013-09-17 |
源URL | [http://ir.iphy.ac.cn/handle/311004/33781] ![]() |
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 | Liu, YW,Yang, ZH,Yang, HL,et al. Anisotropic magnetoresistance in polycrystalline La-0.67(Ca1-xSrx)(0.33)MnO3[J]. JOURNAL OF PHYSICS D-APPLIED PHYSICS,2012,45(24). |
APA | Liu, YW.,Yang, ZH.,Yang, HL.,Zou, T.,Xie, YL.,...&Li, RW.(2012).Anisotropic magnetoresistance in polycrystalline La-0.67(Ca1-xSrx)(0.33)MnO3.JOURNAL OF PHYSICS D-APPLIED PHYSICS,45(24). |
MLA | Liu, YW,et al."Anisotropic magnetoresistance in polycrystalline La-0.67(Ca1-xSrx)(0.33)MnO3".JOURNAL OF PHYSICS D-APPLIED PHYSICS 45.24(2012). |
入库方式: OAI收割
来源:物理研究所
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