JPS5984358A - 光磁気記録媒体 - Google Patents
光磁気記録媒体Info
- Publication number
- JPS5984358A JPS5984358A JP19381982A JP19381982A JPS5984358A JP S5984358 A JPS5984358 A JP S5984358A JP 19381982 A JP19381982 A JP 19381982A JP 19381982 A JP19381982 A JP 19381982A JP S5984358 A JPS5984358 A JP S5984358A
- Authority
- JP
- Japan
- Prior art keywords
- group
- recording medium
- elements
- alloy
- direction perpendicular
- 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
Links
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 9
- 230000005415 magnetization Effects 0.000 claims abstract description 7
- 229910052715 tantalum Inorganic materials 0.000 claims abstract description 6
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 5
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 5
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 4
- 229910052735 hafnium Inorganic materials 0.000 claims abstract description 4
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 4
- 229910052702 rhenium Inorganic materials 0.000 claims abstract description 4
- 229910052703 rhodium Inorganic materials 0.000 claims abstract description 4
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 4
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 4
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 3
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 3
- 229910052713 technetium Inorganic materials 0.000 claims abstract description 3
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract 2
- 229910052763 palladium Inorganic materials 0.000 claims abstract 2
- 230000005291 magnetic effect Effects 0.000 claims description 13
- 239000010408 film Substances 0.000 claims description 10
- 239000010409 thin film Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052689 Holmium Inorganic materials 0.000 claims description 2
- 229910052772 Samarium Inorganic materials 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052691 Erbium Inorganic materials 0.000 claims 1
- 229910052779 Neodymium Inorganic materials 0.000 claims 1
- 229910052777 Praseodymium Inorganic materials 0.000 claims 1
- 229910052775 Thulium Inorganic materials 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 abstract description 4
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 3
- 229910052741 iridium Inorganic materials 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 229910052762 osmium Inorganic materials 0.000 abstract description 2
- 229910052697 platinum Inorganic materials 0.000 abstract description 2
- 229910000808 amorphous metal alloy Inorganic materials 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000005374 Kerr effect Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000005381 magnetic domain Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052774 Proactinium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000009278 visceral effect Effects 0.000 description 1
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
Landscapes
- Thin Magnetic Films (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19381982A JPS5984358A (ja) | 1982-11-04 | 1982-11-04 | 光磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19381982A JPS5984358A (ja) | 1982-11-04 | 1982-11-04 | 光磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5984358A true JPS5984358A (ja) | 1984-05-16 |
| JPH0118506B2 JPH0118506B2 (enrdf_load_stackoverflow) | 1989-04-06 |
Family
ID=16314275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19381982A Granted JPS5984358A (ja) | 1982-11-04 | 1982-11-04 | 光磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5984358A (enrdf_load_stackoverflow) |
Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60193125A (ja) * | 1984-03-13 | 1985-10-01 | Mitsubishi Electric Corp | 垂直磁気記録媒体 |
| JPS60246606A (ja) * | 1984-05-22 | 1985-12-06 | Ricoh Co Ltd | 非晶質磁気光学層 |
| JPS60253041A (ja) * | 1984-05-29 | 1985-12-13 | Agency Of Ind Science & Technol | 光熱磁気記録媒体 |
| JPS6151806A (ja) * | 1984-08-21 | 1986-03-14 | Seiko Instr & Electronics Ltd | 光磁気記録媒体 |
| JPS6153703A (ja) * | 1984-08-23 | 1986-03-17 | Seiko Instr & Electronics Ltd | 光磁気記録媒体 |
| JPS61104446A (ja) * | 1984-10-26 | 1986-05-22 | Nec Corp | 光磁気記録媒体 |
| JPS61104445A (ja) * | 1984-10-26 | 1986-05-22 | Nec Corp | 光磁気記録媒体 |
| JPS61107555A (ja) * | 1984-10-31 | 1986-05-26 | Nec Corp | 光磁気記録媒体 |
| JPS61214254A (ja) * | 1985-03-20 | 1986-09-24 | Hitachi Ltd | 光磁気記録材料 |
| JPS61253655A (ja) * | 1985-05-02 | 1986-11-11 | Pioneer Electronic Corp | 光磁気記録媒体 |
| JPS61265756A (ja) * | 1985-05-20 | 1986-11-25 | Pioneer Electronic Corp | 光磁気記録媒体 |
| EP0168046A3 (en) * | 1984-07-11 | 1987-01-21 | Hitachi, Ltd. | Magneto-optical recording material |
| JPS6247846A (ja) * | 1985-08-26 | 1987-03-02 | Seiko Epson Corp | 光磁気記録媒体 |
| JPS6275953A (ja) * | 1985-09-30 | 1987-04-07 | Toshiba Corp | 光磁気記録媒体とその製造方法 |
| JPS62132254A (ja) * | 1985-12-05 | 1987-06-15 | Hitachi Maxell Ltd | 光磁気記録媒体 |
| JPS62185266A (ja) * | 1986-02-12 | 1987-08-13 | Canon Inc | 光学的記録媒体 |
| JPS62197939A (ja) * | 1986-02-24 | 1987-09-01 | Oki Electric Ind Co Ltd | 光磁気記録用媒体 |
| US4695514A (en) * | 1983-11-29 | 1987-09-22 | Sharp Kabushiki Kaisha | Magneto-optical memory element |
| JPS63122034A (ja) * | 1986-11-12 | 1988-05-26 | Hitachi Ltd | 光磁気記録媒体 |
| JPS63253555A (ja) * | 1987-01-14 | 1988-10-20 | ミネソタ マイニング アンド マニユフアクチユアリング カンパニー | 安定な磁気光記録媒体 |
| US4780377A (en) * | 1986-05-16 | 1988-10-25 | Sumitomo Electric Industries, Ltd. | Magneto-optical recording medium |
| JPS63262446A (ja) * | 1987-04-17 | 1988-10-28 | Mitsui Petrochem Ind Ltd | 非晶質合金薄膜 |
| US4822675A (en) * | 1987-01-14 | 1989-04-18 | Minnesota Mining And Manufacturing Company | Stable magneto optic recording medium |
| US4837118A (en) * | 1986-05-12 | 1989-06-06 | Fuji Photo Film Co., Ltd. | Magneto-optical recording medium |
| US5100741A (en) * | 1984-09-12 | 1992-03-31 | Seiko Epson Corporation | Magneto-optic recording systems |
| US5254182A (en) * | 1988-10-17 | 1993-10-19 | Mitsui Petrochemical Industries, Ltd. | Thin film of amorphous alloy |
| US5660929A (en) * | 1984-11-12 | 1997-08-26 | Sumitomo Special Metals Co., Ltd. | Perpendicular magnetic recording medium and method of producing same |
| US5952094A (en) * | 1991-09-03 | 1999-09-14 | U.S. Philips Corporation | Magneto-optical recording medium |
| US6042954A (en) * | 1996-04-22 | 2000-03-28 | Sharp Kabushiki Kaisha | Magneto-optical recording medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4960643A (enrdf_load_stackoverflow) * | 1972-08-29 | 1974-06-12 | ||
| JPS5441179A (en) * | 1977-09-08 | 1979-04-02 | Citizen Watch Co Ltd | Multivibrator for temperature detection |
| JPS5674843A (en) * | 1979-11-21 | 1981-06-20 | Fuji Photo Film Co Ltd | Photomagnetic recording medium |
| JPS56105344A (en) * | 1980-01-25 | 1981-08-21 | Fuji Photo Film Co Ltd | Photomagnetic recording medium |
| JPS56126907A (en) * | 1980-03-12 | 1981-10-05 | Kokusai Denshin Denwa Co Ltd <Kdd> | Magnetic optical recording medium |
-
1982
- 1982-11-04 JP JP19381982A patent/JPS5984358A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4960643A (enrdf_load_stackoverflow) * | 1972-08-29 | 1974-06-12 | ||
| JPS5441179A (en) * | 1977-09-08 | 1979-04-02 | Citizen Watch Co Ltd | Multivibrator for temperature detection |
| JPS5674843A (en) * | 1979-11-21 | 1981-06-20 | Fuji Photo Film Co Ltd | Photomagnetic recording medium |
| JPS56105344A (en) * | 1980-01-25 | 1981-08-21 | Fuji Photo Film Co Ltd | Photomagnetic recording medium |
| JPS56126907A (en) * | 1980-03-12 | 1981-10-05 | Kokusai Denshin Denwa Co Ltd <Kdd> | Magnetic optical recording medium |
Cited By (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4695514A (en) * | 1983-11-29 | 1987-09-22 | Sharp Kabushiki Kaisha | Magneto-optical memory element |
| JPS60193125A (ja) * | 1984-03-13 | 1985-10-01 | Mitsubishi Electric Corp | 垂直磁気記録媒体 |
| JPS60246606A (ja) * | 1984-05-22 | 1985-12-06 | Ricoh Co Ltd | 非晶質磁気光学層 |
| JPS60253041A (ja) * | 1984-05-29 | 1985-12-13 | Agency Of Ind Science & Technol | 光熱磁気記録媒体 |
| US4880694A (en) * | 1984-07-11 | 1989-11-14 | Hitachi, Ltd. | Magneto-optical recording material |
| EP0168046A3 (en) * | 1984-07-11 | 1987-01-21 | Hitachi, Ltd. | Magneto-optical recording material |
| JPS6151806A (ja) * | 1984-08-21 | 1986-03-14 | Seiko Instr & Electronics Ltd | 光磁気記録媒体 |
| JPS6153703A (ja) * | 1984-08-23 | 1986-03-17 | Seiko Instr & Electronics Ltd | 光磁気記録媒体 |
| US5100741A (en) * | 1984-09-12 | 1992-03-31 | Seiko Epson Corporation | Magneto-optic recording systems |
| JPS61104445A (ja) * | 1984-10-26 | 1986-05-22 | Nec Corp | 光磁気記録媒体 |
| JPS61104446A (ja) * | 1984-10-26 | 1986-05-22 | Nec Corp | 光磁気記録媒体 |
| JPS61107555A (ja) * | 1984-10-31 | 1986-05-26 | Nec Corp | 光磁気記録媒体 |
| US5660929A (en) * | 1984-11-12 | 1997-08-26 | Sumitomo Special Metals Co., Ltd. | Perpendicular magnetic recording medium and method of producing same |
| NL8600379A (nl) * | 1985-03-20 | 1986-10-16 | Hitachi Ltd | Magneto-optisch registratiemiddel. |
| DE3604642A1 (de) * | 1985-03-20 | 1986-10-02 | Hitachi, Ltd., Tokio/Tokyo | Magnetooptisches aufzeichnungsmedium |
| JPS61214254A (ja) * | 1985-03-20 | 1986-09-24 | Hitachi Ltd | 光磁気記録材料 |
| JPS61253655A (ja) * | 1985-05-02 | 1986-11-11 | Pioneer Electronic Corp | 光磁気記録媒体 |
| JPS61265756A (ja) * | 1985-05-20 | 1986-11-25 | Pioneer Electronic Corp | 光磁気記録媒体 |
| JPS6247846A (ja) * | 1985-08-26 | 1987-03-02 | Seiko Epson Corp | 光磁気記録媒体 |
| JPS6275953A (ja) * | 1985-09-30 | 1987-04-07 | Toshiba Corp | 光磁気記録媒体とその製造方法 |
| JPS62132254A (ja) * | 1985-12-05 | 1987-06-15 | Hitachi Maxell Ltd | 光磁気記録媒体 |
| JPS62185266A (ja) * | 1986-02-12 | 1987-08-13 | Canon Inc | 光学的記録媒体 |
| JPS62197939A (ja) * | 1986-02-24 | 1987-09-01 | Oki Electric Ind Co Ltd | 光磁気記録用媒体 |
| US4837118A (en) * | 1986-05-12 | 1989-06-06 | Fuji Photo Film Co., Ltd. | Magneto-optical recording medium |
| US4780377A (en) * | 1986-05-16 | 1988-10-25 | Sumitomo Electric Industries, Ltd. | Magneto-optical recording medium |
| JPS63122034A (ja) * | 1986-11-12 | 1988-05-26 | Hitachi Ltd | 光磁気記録媒体 |
| JPS63253555A (ja) * | 1987-01-14 | 1988-10-20 | ミネソタ マイニング アンド マニユフアクチユアリング カンパニー | 安定な磁気光記録媒体 |
| US4822675A (en) * | 1987-01-14 | 1989-04-18 | Minnesota Mining And Manufacturing Company | Stable magneto optic recording medium |
| JPS63262446A (ja) * | 1987-04-17 | 1988-10-28 | Mitsui Petrochem Ind Ltd | 非晶質合金薄膜 |
| US5254182A (en) * | 1988-10-17 | 1993-10-19 | Mitsui Petrochemical Industries, Ltd. | Thin film of amorphous alloy |
| US5952094A (en) * | 1991-09-03 | 1999-09-14 | U.S. Philips Corporation | Magneto-optical recording medium |
| US6042954A (en) * | 1996-04-22 | 2000-03-28 | Sharp Kabushiki Kaisha | Magneto-optical recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0118506B2 (enrdf_load_stackoverflow) | 1989-04-06 |
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