STRONG INTERLAYER COUPLING IN COO/NIO ANTIFERROMAGNETIC SUPERLATTICES

被引:67
作者
CAREY, MJ
BERKOWITZ, AE
BORCHERS, JA
ERWIN, RW
机构
[1] UNIV CALIF SAN DIEGO,CTR MAGNET RECORDING RES,LA JOLLA,CA 92093
[2] NATL INST STAND & TECHNOL,GAITHERSBURG,MD 20899
来源
PHYSICAL REVIEW B | 1993年 / 47卷 / 15期
关键词
D O I
10.1103/PhysRevB.47.9952
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A strong interlayer-exchange interaction is observed in short-repeat-distance CoO/NiO superlattices. This was investigated by measuring the exchange-anisotropy properties of superlattice CoO/NiO/Ni81Fe19 exchange couples and by examining NiO/CoO superlattices with neutron diffraction. Short-repeat-distance superlattices-show a single ordering temperature which depends only on the [CoO]:[NiO] ratio. The magnetocrystalline anisotropy of the monoxide layers is strongly influenced by the interlayer coupling.
引用
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页码:9952 / 9955
页数:4
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