2-CHANNEL ANALYSIS OF CPP-MR DATA FOR AG/CO AND AGSN/CO MULTILAYERS

被引:107
作者
LEE, SF
PRATT, WP
YANG, Q
HOLODY, P
LOLOEE, R
SCHROEDER, PA
BASS, J
机构
[1] MICHIGAN STATE UNIV,DEPT PHYS & ASTRON,E LANSING,MI 48824
[2] MICHIGAN STATE UNIV,CTR FUNDAMENTAL MAT RES,E LANSING,MI 48824
关键词
D O I
10.1016/0304-8853(93)90147-T
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We present a 2-channel model for the magnetoresistance of a magnetic multilayer with the current flowing perpendicular to the layer planes (CPP-MR), and show that the model fits previous data on Ag/Co and new data on AgSn/Co multilayers better than our previous simple series resistance model. The 2-channel model supports the conclusions previously reached for Ag/Co, and permits a determination of the spin-orientation-dependent parameters alpha(Co) = 2.9(+0.5, -0.3) and alpha(Ag/Co) = 12(+5, -2).
引用
收藏
页码:L1 / L5
页数:5
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