Photo-induced changes in magnetization orientation in (Ga,Mn)As observed directly by a scanning laser magneto-optical microscope

Photo-induced changes in magnetization orientation in (Ga,Mn)As observed directly by a scanning laser magneto-optical microscope
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DOI:
10.1002/pssc.200672875
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发表时间:
2006-12
期刊:
Physica Status Solidi (c)
影响因子:
--
通讯作者:
T. Kondo;K. Nomura;G. Koizumi;H. Munekata
T. Kondo;K. Nomura;G. Koizumi;H. Munekata
中科院分区:
其他
文献类型:
--
作者:
T. Kondo;K. Nomura;G. Koizumi;H. Munekata

文献摘要

相似文献

利用激光扫描磁光显微镜首次实现了(Ga,Mn)As光致磁化强度变化的磁光成像。观察到的结果清楚地表明了用圆偏振光激发的重要性。微米尺度的成像显示,光致变化的细节不仅取决于激发条件,而且还取决于初始磁化状态。(© 2006 WILEY-VCH Verlag GmbH & Co. KGaA,魏因海姆)
Magneto-optical imaging of a photo-induced change in magnetization in (Ga,Mn)As is accomplished for the first time by using a scanning laser magneto-optical microscope. Observed results clearly show the importance of excitation with circularly polarized light. The micron-scale imaging reveals that details of photo-induced change depend not only on excitation condition but also on the initial magnetization state. (© 2006 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim)