INTERLAYER COUPLING OF FE FILMS ACROSS CR INTERLAYERS AND ITS RELATION TO GROWTH AND STRUCTURE

被引:50
作者
WOLF, JA [1 ]
LENG, Q [1 ]
SCHREIBER, R [1 ]
GRUNBERG, PA [1 ]
ZINN, W [1 ]
机构
[1] FORSCHUNGSZENTRUM JULICH, IFF, POSTFACH 1913, W-5170 JULICH, GERMANY
关键词
D O I
10.1016/S0304-8853(05)80001-0
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
In order to investigate the exchange coupling of Fe films across Cr interlayers we have grown Fe/Cr/Fe structures with good epitaxy and crystallinity, which is documented by in situ SPALEED and ex situ RBS investigations. For samples deposited at substrate temperature T(s) = 293 K, the coupling oscillates as a function of the interlayer thickness with a period of approximately 1.8 nm. For samples made at T(s) = 523 K, there is, in addition, a short period oscillation with a period of two ML and an appreciable contribution of 90-degrees type coupling. The temperature dependence of the oscillations has been investigated.
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页码:253 / 258
页数:6
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