JPH0343697B2 - - Google Patents

Info

Publication number
JPH0343697B2
JPH0343697B2 JP59239043A JP23904384A JPH0343697B2 JP H0343697 B2 JPH0343697 B2 JP H0343697B2 JP 59239043 A JP59239043 A JP 59239043A JP 23904384 A JP23904384 A JP 23904384A JP H0343697 B2 JPH0343697 B2 JP H0343697B2
Authority
JP
Japan
Prior art keywords
magneto
atomic
reflectance
tbfeco
ratio
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
JP59239043A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61117749A (ja
Inventor
Kunio Nakajima
Tadashi Sato
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments 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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP23904384A priority Critical patent/JPS61117749A/ja
Publication of JPS61117749A publication Critical patent/JPS61117749A/ja
Publication of JPH0343697B2 publication Critical patent/JPH0343697B2/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
    • 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
    • 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

Landscapes

  • Thin Magnetic Films (AREA)
JP23904384A 1984-11-13 1984-11-13 光磁気記録媒体 Granted JPS61117749A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23904384A JPS61117749A (ja) 1984-11-13 1984-11-13 光磁気記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23904384A JPS61117749A (ja) 1984-11-13 1984-11-13 光磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS61117749A JPS61117749A (ja) 1986-06-05
JPH0343697B2 true JPH0343697B2 (fr) 1991-07-03

Family

ID=17039022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23904384A Granted JPS61117749A (ja) 1984-11-13 1984-11-13 光磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS61117749A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61196448A (ja) * 1985-02-26 1986-08-30 Kyocera Corp 光磁気記録素子
JP2601796B2 (ja) * 1985-12-05 1997-04-16 日立マクセル株式会社 光磁気記録媒体
JPS61255546A (ja) * 1985-05-09 1986-11-13 Kokusai Denshin Denwa Co Ltd <Kdd> 光磁気記録媒体
EP0331737B1 (fr) * 1987-08-08 1996-06-05 Mitsui Petrochemical Industries, Ltd. Support d'enregistrement photomagnetique
EP0364631A1 (fr) * 1988-10-17 1990-04-25 Mitsui Petrochemical Industries, Ltd. Couche mince constituée d'un alliage amorphe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968854A (ja) * 1982-09-28 1984-04-18 Seiko Instr & Electronics Ltd 光磁気記録媒体
JPS61107555A (ja) * 1984-10-31 1986-05-26 Nec Corp 光磁気記録媒体

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968854A (ja) * 1982-09-28 1984-04-18 Seiko Instr & Electronics Ltd 光磁気記録媒体
JPS61107555A (ja) * 1984-10-31 1986-05-26 Nec Corp 光磁気記録媒体

Also Published As

Publication number Publication date
JPS61117749A (ja) 1986-06-05

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Legal Events

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EXPY Cancellation because of completion of term