MAGNETIC AND MAGNETOOPTIC PROPERTIES OF EPITAXIAL FERROMAGNETIC TAU-MNAL/(AL,GA)AS HETEROSTRUCTURES

被引:15
作者
CHEEKS, TL [1 ]
BRASIL, MJSP [1 ]
SANDS, T [1 ]
HARBISON, JP [1 ]
ASPNES, DE [1 ]
KERAMIDAS, VG [1 ]
ALLEN, SJ [1 ]
机构
[1] UNIV CALIF SANTA BARBARA,DEPT PHYS,SANTA BARBARA,CA 93106
关键词
D O I
10.1063/1.107301
中图分类号
O59 [应用物理学];
学科分类号
摘要
We have investigated the magnetic and magneto-optic properties of epitaxial-tau MnAl/AlAs/GaAs heterostructures grown by molecular beam epitaxy. The ferromagnetic-tau phase of MnAl was observed, and perpendicular anisotropy was confirmed by the nearly square hysteresis loops. The polar magneto-optic Kerr rotation of thin 10 nm tau MnAl films is nearly constant at 0.11-degrees from 220 to 820 nm.
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页码:1393 / 1395
页数:3
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