Invention Grant
US4531183A Information recording material 失效
信息记录材料

Information recording material
Abstract:
An information recording material comprising a substrate and a metallic recording layer, the metallic recording layer comprising a Bi film containing at least one rare earth element. The information recording material exhibits a remarkably increased sensitivity while maintaining a high S/N ratio. Where the information recording material further comprises at least one stabilizing layer of a metal oxide and/or at least one mixture layer of a metallic compound and a metal, further improvements can be attained with respect to S/N ratio, storage stability and archivability.
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