发明名称 |
Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same |
摘要 |
An optical recording medium which comprises a substrate and a recording layer disposed on the substrate, in which the recording layer comprises Ga and Sb, a content of the Sb is 80 atm % to 95 atm % relative to a total content of the Ga and the Sb in the recording layer, and recording and erasing are carried out by a reversible phase change between an amorphous phase and a crystalline phase in the recording layer. |
申请公布号 |
US7260053(B2) |
申请公布日期 |
2007.08.21 |
申请号 |
US20030453551 |
申请日期 |
2003.06.04 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
HARIGAYA MAKOTO;ITO KAZUNORI;TASHIRO HIROKO;MIZUTANI MIKU;SHINOTSUKA MICHIAKI;IWASA HIROYUKI;SHINKAI MASARU |
分类号 |
G11B7/004;G11B7/243;G11B7/254;G11B7/257;G11B7/258 |
主分类号 |
G11B7/004 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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