JPS6212941A - 光磁気記録媒体 - Google Patents
光磁気記録媒体Info
- Publication number
- JPS6212941A JPS6212941A JP15051985A JP15051985A JPS6212941A JP S6212941 A JPS6212941 A JP S6212941A JP 15051985 A JP15051985 A JP 15051985A JP 15051985 A JP15051985 A JP 15051985A JP S6212941 A JPS6212941 A JP S6212941A
- Authority
- JP
- Japan
- Prior art keywords
- rare earth
- recording medium
- magneto
- earth metals
- optical recording
- 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
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 7
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 6
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 5
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract 3
- 229910052772 Samarium Inorganic materials 0.000 claims abstract 2
- 229910052759 nickel Inorganic materials 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims description 14
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 15
- 150000002910 rare earth metals Chemical class 0.000 abstract description 15
- 229910045601 alloy Inorganic materials 0.000 abstract description 5
- 239000000956 alloy Substances 0.000 abstract description 5
- 229910052723 transition metal Inorganic materials 0.000 abstract description 4
- 150000003624 transition metals Chemical class 0.000 abstract description 4
- 229910052684 Cerium Inorganic materials 0.000 abstract description 3
- 229910052777 Praseodymium Inorganic materials 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000010409 thin film Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000004544 sputter deposition Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000005381 magnetic domain Effects 0.000 description 2
- 230000005291 magnetic effect Effects 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 230000005374 Kerr effect Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002902 ferrimagnetic material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000003716 rejuvenation Effects 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
Landscapes
- Thin Magnetic Films (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15051985A JPS6212941A (ja) | 1985-07-09 | 1985-07-09 | 光磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15051985A JPS6212941A (ja) | 1985-07-09 | 1985-07-09 | 光磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6212941A true JPS6212941A (ja) | 1987-01-21 |
| JPH0470705B2 JPH0470705B2 (enrdf_load_stackoverflow) | 1992-11-11 |
Family
ID=15498633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15051985A Granted JPS6212941A (ja) | 1985-07-09 | 1985-07-09 | 光磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6212941A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63164050A (ja) * | 1986-08-22 | 1988-07-07 | Mitsui Petrochem Ind Ltd | 光磁気記録媒体およびその製造方法 |
| JPS63164049A (ja) * | 1986-08-22 | 1988-07-07 | Mitsui Petrochem Ind Ltd | 光磁気記録媒体およびその製造方法 |
| JPS63173249A (ja) * | 1987-01-13 | 1988-07-16 | Daicel Chem Ind Ltd | 光磁気記録媒体 |
| US5053287A (en) * | 1986-08-22 | 1991-10-01 | Mitsui Petrochemical Industries, Ltd. | Magnetooptical recording media and processes for production thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59178641A (ja) * | 1983-03-29 | 1984-10-09 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光磁気記録媒体 |
| JPS59195808A (ja) * | 1983-04-20 | 1984-11-07 | Matsushita Electric Ind Co Ltd | 光磁気記録媒体 |
| JPS6095743A (ja) * | 1983-10-28 | 1985-05-29 | Canon Inc | 光磁気記録媒体 |
| JPS60101742A (ja) * | 1983-11-05 | 1985-06-05 | Kyocera Corp | 光磁気記録媒体 |
| JPS60101743A (ja) * | 1983-11-05 | 1985-06-05 | Kyocera Corp | 光磁気記録媒体 |
| JPS60117436A (ja) * | 1983-11-29 | 1985-06-24 | Sharp Corp | 磁気光学記憶素子 |
| JPS60125949A (ja) * | 1983-12-13 | 1985-07-05 | Toshiba Corp | 光学的情報記録媒体 |
| JPS60195808A (ja) * | 1984-03-16 | 1985-10-04 | 日立照明株式会社 | 吊下げ形照明器具 |
| JPS6115308A (ja) * | 1984-07-02 | 1986-01-23 | Hitachi Ltd | 光磁気記録材料 |
| JPS61222104A (ja) * | 1984-11-12 | 1986-10-02 | Sumitomo Special Metals Co Ltd | 垂直磁気記録媒体及びその製造方法 |
-
1985
- 1985-07-09 JP JP15051985A patent/JPS6212941A/ja active Granted
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59178641A (ja) * | 1983-03-29 | 1984-10-09 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光磁気記録媒体 |
| JPS59195808A (ja) * | 1983-04-20 | 1984-11-07 | Matsushita Electric Ind Co Ltd | 光磁気記録媒体 |
| JPS6095743A (ja) * | 1983-10-28 | 1985-05-29 | Canon Inc | 光磁気記録媒体 |
| JPS60101742A (ja) * | 1983-11-05 | 1985-06-05 | Kyocera Corp | 光磁気記録媒体 |
| JPS60101743A (ja) * | 1983-11-05 | 1985-06-05 | Kyocera Corp | 光磁気記録媒体 |
| JPS60117436A (ja) * | 1983-11-29 | 1985-06-24 | Sharp Corp | 磁気光学記憶素子 |
| JPS60125949A (ja) * | 1983-12-13 | 1985-07-05 | Toshiba Corp | 光学的情報記録媒体 |
| JPS60195808A (ja) * | 1984-03-16 | 1985-10-04 | 日立照明株式会社 | 吊下げ形照明器具 |
| JPS6115308A (ja) * | 1984-07-02 | 1986-01-23 | Hitachi Ltd | 光磁気記録材料 |
| JPS61222104A (ja) * | 1984-11-12 | 1986-10-02 | Sumitomo Special Metals Co Ltd | 垂直磁気記録媒体及びその製造方法 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63164050A (ja) * | 1986-08-22 | 1988-07-07 | Mitsui Petrochem Ind Ltd | 光磁気記録媒体およびその製造方法 |
| JPS63164049A (ja) * | 1986-08-22 | 1988-07-07 | Mitsui Petrochem Ind Ltd | 光磁気記録媒体およびその製造方法 |
| US5053287A (en) * | 1986-08-22 | 1991-10-01 | Mitsui Petrochemical Industries, Ltd. | Magnetooptical recording media and processes for production thereof |
| JPS63173249A (ja) * | 1987-01-13 | 1988-07-16 | Daicel Chem Ind Ltd | 光磁気記録媒体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0470705B2 (enrdf_load_stackoverflow) | 1992-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS62119760A (ja) | 光磁気記録材料 | |
| US5265073A (en) | Overwritable magneto-optical recording medium having two-layer magnetic films wherein one of the films contains one or more of Cu, Ag, Ti, Mn, B, Pt, Si, Ge, Cr and Al, and a method of recording on the same | |
| JPS6212941A (ja) | 光磁気記録媒体 | |
| JPS61165847A (ja) | 光磁気記録媒体 | |
| US5952094A (en) | Magneto-optical recording medium | |
| JPS60239916A (ja) | 垂直磁気記録媒体 | |
| JP2647958B2 (ja) | 光磁気記録媒体 | |
| JPS6243847A (ja) | 光磁気記録媒体 | |
| JPH0316049A (ja) | 光磁気記録媒体 | |
| JPS6334753A (ja) | 光磁気記録媒体 | |
| JPS607634A (ja) | 光熱磁気記録媒体 | |
| JPH0384755A (ja) | 光磁気記録媒体 | |
| JPS62222609A (ja) | 光磁気記緑媒体 | |
| JPS60101702A (ja) | 光磁気記録媒体の記録方法 | |
| JPH01140446A (ja) | 光磁気記憶媒体 | |
| JPS60101740A (ja) | 光磁気記録媒体 | |
| JPS6247090A (ja) | ホログラム媒体 | |
| JPS63100636A (ja) | 光磁気記録媒体 | |
| JPS61107555A (ja) | 光磁気記録媒体 | |
| JPS5996713A (ja) | 磁気記録媒体 | |
| JPS6055535A (ja) | 光磁気記録媒体 | |
| JPS59195808A (ja) | 光磁気記録媒体 | |
| JPS6376134A (ja) | 光磁気記録媒体 | |
| JPS6273441A (ja) | 光磁気デイスク媒体の製造方法 | |
| JPS63266626A (ja) | 磁気記録媒体 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |