Optical recording media having increased erasability
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United States of America Patent
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Jan 4, 2000
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N/A
app pub date -
Jan 27, 1998
filing date -
Jan 27, 1998
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Abstract
An optical recording medium comprising one or more recording layers. At least one of the recording layers comprising an optical phase-change memory material, the optical phase-change memory material comprising: an optical phase-change alloy; and at least one modifier element, added to the optical phase-change alloy, that increases the erasability of the optical recording medium by at least 3 dB.
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