JPS58199456A - 光熱磁気記録媒体 - Google Patents

光熱磁気記録媒体

Info

Publication number
JPS58199456A
JPS58199456A JP8265382A JP8265382A JPS58199456A JP S58199456 A JPS58199456 A JP S58199456A JP 8265382 A JP8265382 A JP 8265382A JP 8265382 A JP8265382 A JP 8265382A JP S58199456 A JPS58199456 A JP S58199456A
Authority
JP
Japan
Prior art keywords
recording medium
magnetic recording
film
photothermal
magnetic
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.)
Granted
Application number
JP8265382A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0410132B2 (enrdf_load_stackoverflow
Inventor
Hiroyoshi Kishi
博義 岸
Masaaki Matsushima
正明 松島
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP8265382A priority Critical patent/JPS58199456A/ja
Publication of JPS58199456A publication Critical patent/JPS58199456A/ja
Priority to US06/671,978 priority patent/US4693943A/en
Publication of JPH0410132B2 publication Critical patent/JPH0410132B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/13—Amorphous metallic alloys, e.g. glassy metals
    • H01F10/133—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals
    • H01F10/135—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals containing transition metals
    • H01F10/137—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals containing transition metals containing cobalt
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
    • G11B11/10589—Details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
JP8265382A 1982-05-10 1982-05-17 光熱磁気記録媒体 Granted JPS58199456A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP8265382A JPS58199456A (ja) 1982-05-17 1982-05-17 光熱磁気記録媒体
US06/671,978 US4693943A (en) 1982-05-10 1984-11-16 Magnetooptical recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8265382A JPS58199456A (ja) 1982-05-17 1982-05-17 光熱磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS58199456A true JPS58199456A (ja) 1983-11-19
JPH0410132B2 JPH0410132B2 (enrdf_load_stackoverflow) 1992-02-24

Family

ID=13780382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8265382A Granted JPS58199456A (ja) 1982-05-10 1982-05-17 光熱磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS58199456A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5996714A (ja) * 1982-11-26 1984-06-04 Ricoh Co Ltd 磁気記録媒体
JPS60251540A (ja) * 1984-05-26 1985-12-12 Ricoh Co Ltd 非晶質磁気光学層
US5273836A (en) * 1987-04-14 1993-12-28 Yamaha Corporation Magnetooptic recording material

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126907A (en) * 1980-03-12 1981-10-05 Kokusai Denshin Denwa Co Ltd <Kdd> Magnetic optical recording medium

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126907A (en) * 1980-03-12 1981-10-05 Kokusai Denshin Denwa Co Ltd <Kdd> Magnetic optical recording medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5996714A (ja) * 1982-11-26 1984-06-04 Ricoh Co Ltd 磁気記録媒体
JPS60251540A (ja) * 1984-05-26 1985-12-12 Ricoh Co Ltd 非晶質磁気光学層
US5273836A (en) * 1987-04-14 1993-12-28 Yamaha Corporation Magnetooptic recording material

Also Published As

Publication number Publication date
JPH0410132B2 (enrdf_load_stackoverflow) 1992-02-24

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