Journal of the Magnetics Society of Japan
Online ISSN : 1880-4004
Print ISSN : 0285-0192
ISSN-L : 0285-0192
MSR and Extendibility
Control of Magnetic Exchange in Coupled Bilayer Films for High Density Readout Process
Rachid SbiaaTakao SuzukiHenri Le Gall
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JOURNAL OPEN ACCESS

2001 Volume 25 Issue 3_2 Pages 391-394

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Abstract

A new MSR method is proposed for a high density magneto-optical (MO) recording. It is based on the reorientation of the readout layer magnetization near its compensation temperature. The range of temperature within the readout process occurs depends strongly on both physical properties of memory and readout layer and also dynamic parameters such as medium velocity and laser characteristics. The adequate choice of the readout layer composition and thickness is a main key to control the exchange coupling between the two layers and therefore optimizing the readout resolution of the MSR technique.

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© 2001 by The Magnetics Society of Japan
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