ATE139052T1 - Photomagnetisches speichermedium - Google Patents
Photomagnetisches speichermediumInfo
- Publication number
- ATE139052T1 ATE139052T1 AT88906911T AT88906911T ATE139052T1 AT E139052 T1 ATE139052 T1 AT E139052T1 AT 88906911 T AT88906911 T AT 88906911T AT 88906911 T AT88906911 T AT 88906911T AT E139052 T1 ATE139052 T1 AT E139052T1
- Authority
- AT
- Austria
- Prior art keywords
- specified
- membrane
- atomic
- metal
- base
- Prior art date
Links
- 239000012528 membrane Substances 0.000 abstract 5
- 229910052751 metal Inorganic materials 0.000 abstract 4
- 239000002184 metal Substances 0.000 abstract 4
- 229910045601 alloy Inorganic materials 0.000 abstract 2
- 239000000956 alloy Substances 0.000 abstract 2
- 230000007797 corrosion Effects 0.000 abstract 2
- 238000005260 corrosion Methods 0.000 abstract 2
- 229910052684 Cerium Inorganic materials 0.000 abstract 1
- 229910052692 Dysprosium Inorganic materials 0.000 abstract 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 229910052693 Europium Inorganic materials 0.000 abstract 1
- 229910052688 Gadolinium Inorganic materials 0.000 abstract 1
- 229910052689 Holmium Inorganic materials 0.000 abstract 1
- 229910052779 Neodymium Inorganic materials 0.000 abstract 1
- 229910052777 Praseodymium Inorganic materials 0.000 abstract 1
- 229910052772 Samarium Inorganic materials 0.000 abstract 1
- 229910052581 Si3N4 Inorganic materials 0.000 abstract 1
- 229910004205 SiNX Inorganic materials 0.000 abstract 1
- 229910052771 Terbium Inorganic materials 0.000 abstract 1
- 150000001336 alkenes Chemical class 0.000 abstract 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 229910052723 transition metal Inorganic materials 0.000 abstract 1
- 150000003624 transition metals Chemical class 0.000 abstract 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
- G11B11/10589—Details
- G11B11/10591—Details for improving write-in properties, e.g. Curie-point temperature
-
- 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
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Electrically Operated Instructional Devices (AREA)
- Thin Magnetic Films (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62198713A JP2633572B2 (ja) | 1987-08-08 | 1987-08-08 | 光磁気記録体 |
| JP62207629A JPS6450256A (en) | 1987-08-20 | 1987-08-20 | Magneto-optical recording medium |
| JP33555487A JPH01179241A (ja) | 1987-12-28 | 1987-12-28 | 光磁気記録媒体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE139052T1 true ATE139052T1 (de) | 1996-06-15 |
Family
ID=27327535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT88906911T ATE139052T1 (de) | 1987-08-08 | 1988-08-08 | Photomagnetisches speichermedium |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0331737B1 (de) |
| AT (1) | ATE139052T1 (de) |
| DE (1) | DE3855347T2 (de) |
| WO (1) | WO1989001687A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1018304B (zh) * | 1988-10-17 | 1992-09-16 | 三井石油化学工业株式会社 | 磁光记录介质 |
| DE69031612T2 (de) * | 1989-07-05 | 1998-03-12 | Mitsui Petrochemical Ind | Magnetooptische Aufzeichnungsmedien |
| CA2014751C (en) * | 1989-10-19 | 1996-01-23 | Kunihiko Mizumoto | Magnetooptical recording media |
| US5233575A (en) * | 1989-11-10 | 1993-08-03 | Mitsubishi Kasei Corporation | Magneto-optical recording medium |
| EP0454858B1 (de) * | 1989-11-10 | 1996-08-14 | Mitsubishi Chemical Corporation | Magnetooptisches aufzeichnungsmedium |
| CA2038785C (en) * | 1990-03-27 | 1998-09-29 | Atsushi Oyamatsu | Magneto-optical recording medium |
| EP0503607B1 (de) * | 1991-03-14 | 1999-07-21 | TDK Corporation | Magneto-optisches Aufzeichnungsmedium |
| JP2968632B2 (ja) * | 1991-03-14 | 1999-10-25 | ティーディーケイ株式会社 | 光磁気記録媒体 |
| CN108425080B (zh) * | 2018-02-27 | 2020-04-28 | 南方科技大学 | 单质非晶钯及其制备方法和用途 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3381422D1 (de) * | 1982-12-23 | 1990-05-10 | Sony Corp | Thermomagnetisches optisches aufzeichnungs-/wiedergabeverfahren. |
| US4614778A (en) * | 1984-02-03 | 1986-09-30 | Hirokazu Kajiura | Random copolymer |
| JPS61117749A (ja) * | 1984-11-13 | 1986-06-05 | Seiko Instr & Electronics Ltd | 光磁気記録媒体 |
| JPH0697514B2 (ja) * | 1985-02-21 | 1994-11-30 | シャープ株式会社 | 磁気光学記憶素子 |
| 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 |
| KR870006535A (ko) * | 1985-02-27 | 1987-07-13 | 나가이 아쯔시 | 광자기 기록 매체 |
| JPS61255546A (ja) * | 1985-05-09 | 1986-11-13 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光磁気記録媒体 |
| EP0310680A4 (en) * | 1987-04-17 | 1990-10-03 | Mitsui Petrochemical Industries, Ltd. | Photomagnetic recording membrane |
| JP3278080B2 (ja) * | 1993-02-22 | 2002-04-30 | 直 柴田 | 半導体集積回路 |
-
1988
- 1988-08-08 AT AT88906911T patent/ATE139052T1/de not_active IP Right Cessation
- 1988-08-08 EP EP88906911A patent/EP0331737B1/de not_active Expired - Lifetime
- 1988-08-08 DE DE3855347T patent/DE3855347T2/de not_active Expired - Fee Related
- 1988-08-08 WO PCT/JP1988/000785 patent/WO1989001687A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO1989001687A1 (fr) | 1989-02-23 |
| EP0331737A1 (de) | 1989-09-13 |
| EP0331737A4 (en) | 1991-07-03 |
| EP0331737B1 (de) | 1996-06-05 |
| DE3855347T2 (de) | 1996-10-31 |
| DE3855347D1 (de) | 1996-07-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |