OBSERVATION OF MAGNETIC CIRCULAR-DICHROISM IN UV PHOTOEMISSION FROM FERROMAGNETIC FCC COBALT FILMS

被引:59
|
作者
SCHNEIDER, CM [1 ]
HAMMOND, MS [1 ]
SCHUSTER, P [1 ]
CEBOLLADA, A [1 ]
MIRANDA, R [1 ]
KIRSCHNER, J [1 ]
机构
[1] UNIV AUTONOMA MADRID,DEPT FIS MAT CONDENSADA,E-28006 MADRID,SPAIN
来源
PHYSICAL REVIEW B | 1991年 / 44卷 / 21期
关键词
D O I
10.1103/PhysRevB.44.12066
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report the observation of effects due to spin-orbit interaction in angle-resolved photoemission from an itinerant ferromagnet (fcc cobalt) using circularly polarized vuv synchrotron radiation. The photoelectron spectra of the Co 3d-band region are found to depend on the relative orientation of the sample magnetization and the photon spin. This effect may be understood as a form of magnetic circular dichroism appearing in the uv photoemission regime. It may be used to investigate magnetic phenomena in ferromagnets without performing an explicit spin-polarization analysis.
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页码:12066 / 12069
页数:4
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