THE GIANT MAGNETORESISTANCE OF CO/CU SUPERLATTICES GROWN BY MBE

被引:61
作者
GREIG, D
HALL, MJ
HAMMOND, C
HICKEY, BJ
HO, HP
HOWSON, MA
WALKER, MJ
WISER, N
WRIGHT, DG
机构
[1] UNIV LEEDS,SCH MAT,LEEDS LS2 9JT,W YORKSHIRE,ENGLAND
[2] BAR ILAN UNIV,RAMAT GAN,ISRAEL
关键词
D O I
10.1016/0304-8853(92)90206-4
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report the first observation of a giant magnetoresistance (MR) in Co/Cu superlattices grown by MBE. The maximum value of the MR is -26% and this is found in a specimen for which the copper layers are about 7 angstrom thick and which includes a thin 10 angstrom layer of gold in the buffer region between the substrate and the superlattice. From RHEED and X-ray diffraction it is shown that the metallic layers in the specimens grown in this way are extremely flat and that the orientation of the copper is (111).
引用
收藏
页码:L239 / L246
页数:8
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