Erasable phase change optical recording elements and methods

Details Erasable phase change optical recording elements and methods Erasable phase change optical recording elements and methods

G - Physics

11

B

352/32.1, 352/32

G11B 7/24 (2006.01) G11B 7/00 (2006.01) G11B 7/243 (2006.01)

Patent

CA 2004708

ERASABLE PHASE CHANGE OPTICAL RECORDING ELEMENTS AND METHODS Abstract An optical recording element comprising a thin film optical recording layer of an alloy is disclosed. The alloy is represented by the formula Sbx Te1-x, wherein x is between about 0.58 and 0.75. The alloys have short erasure times (amorphous to crystalline transition) and excellent environ- mental stability.

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