Magneto-optical recording medium and method for production thereof
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United States of America Patent
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Aug 15, 1995
Issued Date -
N/A
app pub date -
Aug 4, 1994
filing date -
Feb 12, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A magneto-optical recording medium has on the substrate a recording layer made of a multi-layered metallic thin film comprising a first unit layer and a second unit layer. The first unit layer is composed of (Fe.sub.x Co.sub.1-x).sub.1-y M.sub.y where M represents at least one metal selected from the group consisting of Pt, Pd and Au, 0.5.ltoreq..times..ltoreq.1.0, and 0.01.ltoreq.y.ltoreq.0.1. The second unit layer is composed of a% least one metal selected from the group consisting of Nd, Dy, Gd and Tb. The first and second unit layers are superimposed alternately one on another.
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