JPS5960745A - 光磁気記録媒体 - Google Patents

光磁気記録媒体

Info

Publication number
JPS5960745A
JPS5960745A JP16970982A JP16970982A JPS5960745A JP S5960745 A JPS5960745 A JP S5960745A JP 16970982 A JP16970982 A JP 16970982A JP 16970982 A JP16970982 A JP 16970982A JP S5960745 A JPS5960745 A JP S5960745A
Authority
JP
Japan
Prior art keywords
film
thin film
rare earth
transition metal
metal alloy
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
JP16970982A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0462140B2 (en]
Inventor
Hiroyuki Okamoto
弘之 岡本
Masaaki Nomura
正明 野村
Yasuo Sawada
康雄 沢田
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP16970982A priority Critical patent/JPS5960745A/ja
Publication of JPS5960745A publication Critical patent/JPS5960745A/ja
Publication of JPH0462140B2 publication Critical patent/JPH0462140B2/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
    • 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
JP16970982A 1982-09-30 1982-09-30 光磁気記録媒体 Granted JPS5960745A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16970982A JPS5960745A (ja) 1982-09-30 1982-09-30 光磁気記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16970982A JPS5960745A (ja) 1982-09-30 1982-09-30 光磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS5960745A true JPS5960745A (ja) 1984-04-06
JPH0462140B2 JPH0462140B2 (en]) 1992-10-05

Family

ID=15891409

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16970982A Granted JPS5960745A (ja) 1982-09-30 1982-09-30 光磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS5960745A (en])

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3638838A1 (de) * 1986-11-13 1988-05-19 Nicolas Schnur Aufzeichnungstraeger und verfahren zum schreiben, lesen und loeschen einer information in diesem traeger
US5087532A (en) * 1989-08-01 1992-02-11 Minnesota Mining And Manufacturing Company Direct-overwrite magneto-optic media
US5204193A (en) * 1984-02-22 1993-04-20 Nippon Kogaku K.K. Recording magnetooptical recording medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5204193A (en) * 1984-02-22 1993-04-20 Nippon Kogaku K.K. Recording magnetooptical recording medium
DE3638838A1 (de) * 1986-11-13 1988-05-19 Nicolas Schnur Aufzeichnungstraeger und verfahren zum schreiben, lesen und loeschen einer information in diesem traeger
US5087532A (en) * 1989-08-01 1992-02-11 Minnesota Mining And Manufacturing Company Direct-overwrite magneto-optic media

Also Published As

Publication number Publication date
JPH0462140B2 (en]) 1992-10-05

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