JPS63224053A - 光磁気記録媒体およびその記録方法 - Google Patents
光磁気記録媒体およびその記録方法Info
- Publication number
- JPS63224053A JPS63224053A JP5671887A JP5671887A JPS63224053A JP S63224053 A JPS63224053 A JP S63224053A JP 5671887 A JP5671887 A JP 5671887A JP 5671887 A JP5671887 A JP 5671887A JP S63224053 A JPS63224053 A JP S63224053A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic layer
- layer
- magnetic
- magnetization
- magneto
- 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
- 238000000034 method Methods 0.000 title claims description 21
- 230000005291 magnetic effect Effects 0.000 claims abstract description 146
- 230000005415 magnetization Effects 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 230000005307 ferromagnetism Effects 0.000 claims abstract description 6
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 5
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 5
- 229910000808 amorphous metal alloy Inorganic materials 0.000 claims abstract description 4
- 150000003624 transition metals Chemical class 0.000 claims abstract description 4
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 94
- 238000004544 sputter deposition Methods 0.000 description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 229910052786 argon Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 230000005374 Kerr effect Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5671887A JPS63224053A (ja) | 1987-03-13 | 1987-03-13 | 光磁気記録媒体およびその記録方法 |
| DE19883852329 DE3852329T2 (de) | 1987-03-13 | 1988-03-14 | Magneto-optisches Aufzeichnungsmedium und Verfahren. |
| EP19880302220 EP0282356B1 (de) | 1987-03-13 | 1988-03-14 | Magneto-optisches Aufzeichnungsmedium und Verfahren |
| US07/693,067 US5265073A (en) | 1987-03-13 | 1991-05-01 | 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5671887A JPS63224053A (ja) | 1987-03-13 | 1987-03-13 | 光磁気記録媒体およびその記録方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63224053A true JPS63224053A (ja) | 1988-09-19 |
| JPH0535495B2 JPH0535495B2 (de) | 1993-05-26 |
Family
ID=13035265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5671887A Granted JPS63224053A (ja) | 1987-03-13 | 1987-03-13 | 光磁気記録媒体およびその記録方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63224053A (de) |
-
1987
- 1987-03-13 JP JP5671887A patent/JPS63224053A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535495B2 (de) | 1993-05-26 |
Similar Documents
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |