THE EFFECT OF CLUSTER-SIZE ON THIN-FILM MEDIA NOISE

被引:21
作者
MILES, JJ
WDOWIN, M
OAKLEY, J
MIDDLETON, BK
机构
[1] The Department of Electrical Engineering, University of Manchester, Dover St.
关键词
D O I
10.1109/20.364777
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A dynamic micromagnetic model of thin film magnetic recording media with generalised structure has been used to study the effect of cluster size on thin media noise. Clusters formed by common crystallography and by intergranular exchange coupling have been simulated, and the effects of clustering on hysteresis and noise are presented. For small clusters of a few grains, crystallographic correlations are shown to have the same effect on noise as intergranular exchange coupling, giving an increase in magnetic feature size and noise.
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页码:1013 / 1024
页数:12
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