EXPERIMENTAL STUDIES USING IN-CONTACT RECORDING ON CHROMIUM-COBALT FILMS

被引:19
作者
LAZZARI, JP
MELNICK, I
RANDET, D
机构
[1] Laboratoire d'Electronique et de Technologie de l’Informatique, Centre d'Etudes Nucleaires de Grenoble, Genoble
关键词
D O I
10.1109/TMAG.1969.1066638
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
Cr-Co evaporated films were written upon and read with a vibrating head apparatus. The effects of the head-to-medium spacing upon the half-pulsewidth were carefully measured between 0 and 4 Mm. The formula Pso = [g2 + 4 (d + a) 2]1/2 was found to hold quite well. However, the conservation of Psoafter the heating of a recording and the consequent increase of tB,/ He raise questions about the effect of the self-demagnetization outside the head, usually assumed as dominant. © 1969 IEEE. All rights reserved.
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页码:955 / &
相关论文
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