JPS5295215A - Information recording material - Google Patents

Information recording material

Info

Publication number
JPS5295215A
JPS5295215A JP1147776A JP1147776A JPS5295215A JP S5295215 A JPS5295215 A JP S5295215A JP 1147776 A JP1147776 A JP 1147776A JP 1147776 A JP1147776 A JP 1147776A JP S5295215 A JPS5295215 A JP S5295215A
Authority
JP
Japan
Prior art keywords
information recording
recording material
preparing
thin film
laser beam
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.)
Pending
Application number
JP1147776A
Other languages
Japanese (ja)
Inventor
Motoyasu Terao
Seiji Yonezawa
Yoshitoshi Ito
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP1147776A priority Critical patent/JPS5295215A/en
Publication of JPS5295215A publication Critical patent/JPS5295215A/en
Pending 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)

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)

Abstract

PURPOSE:To provide a superior information recording material enabled to stably form a slight recess by laser beam irradiation or the like, by preparing a thin film made of Pb, Pb-Sn, or the like.
JP1147776A 1976-02-06 1976-02-06 Information recording material Pending JPS5295215A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1147776A JPS5295215A (en) 1976-02-06 1976-02-06 Information recording material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1147776A JPS5295215A (en) 1976-02-06 1976-02-06 Information recording material

Publications (1)

Publication Number Publication Date
JPS5295215A true JPS5295215A (en) 1977-08-10

Family

ID=11779136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1147776A Pending JPS5295215A (en) 1976-02-06 1976-02-06 Information recording material

Country Status (1)

Country Link
JP (1) JPS5295215A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185048A (en) * 1983-04-01 1984-10-20 Matsushita Electric Ind Co Ltd Member for recording optical information and its recording method
US6851245B1 (en) 1999-07-09 2005-02-08 Splice Sleeve Japan, Ltd. Mortar-filled type reinforcing bar joint
JP2010150915A (en) * 2010-02-12 2010-07-08 Fujita Corp Connection/fixation structure of precast concrete member

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185048A (en) * 1983-04-01 1984-10-20 Matsushita Electric Ind Co Ltd Member for recording optical information and its recording method
JPH0548197B2 (en) * 1983-04-01 1993-07-20 Matsushita Electric Ind Co Ltd
US6851245B1 (en) 1999-07-09 2005-02-08 Splice Sleeve Japan, Ltd. Mortar-filled type reinforcing bar joint
JP2010150915A (en) * 2010-02-12 2010-07-08 Fujita Corp Connection/fixation structure of precast concrete member

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