JPH0327974B2 - - Google Patents

Info

Publication number
JPH0327974B2
JPH0327974B2 JP59076257A JP7625784A JPH0327974B2 JP H0327974 B2 JPH0327974 B2 JP H0327974B2 JP 59076257 A JP59076257 A JP 59076257A JP 7625784 A JP7625784 A JP 7625784A JP H0327974 B2 JPH0327974 B2 JP H0327974B2
Authority
JP
Japan
Prior art keywords
thin film
substrate
recording
alloy
gesnte
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP59076257A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60219646A (ja
Inventor
Teruo Kobayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Columbia Co Ltd
Original Assignee
Nippon Columbia Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Columbia Co Ltd filed Critical Nippon Columbia Co Ltd
Priority to JP59076257A priority Critical patent/JPS60219646A/ja
Publication of JPS60219646A publication Critical patent/JPS60219646A/ja
Publication of JPH0327974B2 publication Critical patent/JPH0327974B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP59076257A 1984-04-16 1984-04-16 光情報記録媒体 Granted JPS60219646A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59076257A JPS60219646A (ja) 1984-04-16 1984-04-16 光情報記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59076257A JPS60219646A (ja) 1984-04-16 1984-04-16 光情報記録媒体

Publications (2)

Publication Number Publication Date
JPS60219646A JPS60219646A (ja) 1985-11-02
JPH0327974B2 true JPH0327974B2 (enrdf_load_stackoverflow) 1991-04-17

Family

ID=13600152

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59076257A Granted JPS60219646A (ja) 1984-04-16 1984-04-16 光情報記録媒体

Country Status (1)

Country Link
JP (1) JPS60219646A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670345A (en) * 1985-02-22 1987-06-02 Asahi Kasei Kogyo Kabushiki Kaisha Information recording medium
JPH0717093B2 (ja) * 1985-06-07 1995-03-01 松下電器産業株式会社 光学情報記録再生デイスク
JPH07115536B2 (ja) * 1985-07-31 1995-12-13 松下電器産業株式会社 光学情報記録部材
DE3675845D1 (de) * 1985-08-15 1991-01-10 Ibm Optisches aufzeichnungsverfahren.
CN1010519B (zh) * 1985-09-25 1990-11-21 松下电器产业株式会社 可逆的光学情报记录介质
JPS6276035A (ja) * 1985-09-30 1987-04-08 Tdk Corp 情報記録媒体および記録方法
JP2585520B2 (ja) * 1985-12-27 1997-02-26 株式会社日立製作所 相変化記録媒体

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107744A (ja) * 1983-11-15 1985-06-13 Matsushita Electric Ind Co Ltd 光学情報記録部材

Also Published As

Publication number Publication date
JPS60219646A (ja) 1985-11-02

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