EXCHANGE OF FE LAYERS ACROSS INTERLAYERS WITH GOOD MATCH

被引:13
作者
FUSS, A
WOLF, JA
GRUNBERG, PA
机构
[1] Forschungszentrum Jülich, Jülich, IFF, Postfach 1913
关键词
D O I
10.1088/0031-8949/1992/T45/020
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The exchange interaction of Fe across interlayers X, X = Cr, Au, Ag and Al has been investigated by means of M(H) curves and lightscattering from spinwaves. For these investigations Fe/X/Fe structures were grown with as good epitaxy and crystallinity as possible, which is documented by in situ RHEED investigations. For the coupling across Cr and Au we find oscillations as a function of the interlayer thickness with a long and a short period. For Al interlayers only long periods can be clearly resolved and for Ag no oscillations have been observed. Apart from the oscillations between ferro- and antiferromagnetic type coupling we find also contributions of 90-degrees type coupling which aligns the magnetic films perpendicular to each other. The temperature dependence of 90-degrees coupling has been investigated in the case of Au interlayers.
引用
收藏
页码:95 / 98
页数:4
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