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US4866672A Information-recording thin film and method for recording and reproducing information 失效
信息记录薄膜和用于记录和再现信息的方法

Information-recording thin film and method for recording and reproducing
information
摘要:
An information-recording thin film provided on a substrate directly or through a protective layer has an average composition of the thin film being represented by the general formula;A.sub.X B.sub.Y C.sub.Z D.sub..alpha. E.sub..beta. F.sub..gamma.wherein X, Y, Z, .alpha., .beta. and .gamma. are in ranges of 0.ltoreq.X
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