Direct measurement of surface scattering in giant magnetoresistance spin valves

被引:24
作者
Bailey, WE [1 ]
Fery, C [1 ]
Yamada, K [1 ]
Wang, SX [1 ]
机构
[1] Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
关键词
D O I
10.1063/1.369360
中图分类号
O59 [应用物理学];
学科分类号
摘要
We present a technique to measure directly the extent of surface scattering in giant magnetoresistance (GMR) spin valves. By monitoring both resistance and magnetoresistance during deposition, we may quantify any discontinuous changes in electron scattering associated with the formation of a given surface. Our technique is applied to the case of noble metal overlayer deposition (Ag and Cu) on NiO/Co/Cu/Co spin valves. We find no evidence to support the establishment of a specularly reflecting surface. (C) 1999 American Institute of Physics. [S0021-8979(99)04710-6].
引用
收藏
页码:7345 / 7348
页数:4
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