JPH0263262B2 - - Google Patents
Info
- Publication number
- JPH0263262B2 JPH0263262B2 JP56104071A JP10407181A JPH0263262B2 JP H0263262 B2 JPH0263262 B2 JP H0263262B2 JP 56104071 A JP56104071 A JP 56104071A JP 10407181 A JP10407181 A JP 10407181A JP H0263262 B2 JPH0263262 B2 JP H0263262B2
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- film
- rotation angle
- amorphous thin
- kerr rotation
- 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.)
- Expired - Lifetime
Links
- 239000010408 film Substances 0.000 claims description 23
- 239000010409 thin film Substances 0.000 claims description 22
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 229910052723 transition metal Inorganic materials 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 claims description 2
- 239000000758 substrate Substances 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 230000005374 Kerr effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910004541 SiN Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10407181A JPS586541A (ja) | 1981-07-02 | 1981-07-02 | 磁気光学記憶素子 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10407181A JPS586541A (ja) | 1981-07-02 | 1981-07-02 | 磁気光学記憶素子 |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25292590A Division JPH03228240A (ja) | 1990-09-21 | 1990-09-21 | 磁気光学記憶素子 |
| JP24872291A Division JP2801984B2 (ja) | 1991-09-27 | 1991-09-27 | 磁気光学記憶素子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS586541A JPS586541A (ja) | 1983-01-14 |
| JPH0263262B2 true JPH0263262B2 (ko) | 1990-12-27 |
Family
ID=14370922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10407181A Granted JPS586541A (ja) | 1981-07-02 | 1981-07-02 | 磁気光学記憶素子 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS586541A (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3382791T2 (de) * | 1982-12-15 | 1995-12-07 | Sharp Kk | Magneto-optischer Speicher. |
| US4569881A (en) * | 1983-05-17 | 1986-02-11 | Minnesota Mining And Manufacturing Company | Multi-layer amorphous magneto optical recording medium |
| JPS6063747A (ja) * | 1983-09-16 | 1985-04-12 | Sharp Corp | 磁気光学記憶素子 |
| JPS60209940A (ja) * | 1984-03-31 | 1985-10-22 | Sony Corp | 光学式記録媒体 |
| JPS60209942A (ja) * | 1984-04-02 | 1985-10-22 | Canon Inc | 熱磁気記録媒体 |
| JPS6134748A (ja) * | 1984-07-26 | 1986-02-19 | Daido Steel Co Ltd | 光磁気記録媒体およびその製造方法 |
| EP0598377B1 (en) * | 1992-11-17 | 1999-09-22 | Mitsubishi Chemical Corporation | Magneto-optical recording medium and optical information recording and reading-out method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5231703A (en) * | 1975-09-05 | 1977-03-10 | Kokusai Denshin Denwa Co Ltd <Kdd> | Magnetic thin film recording medium |
-
1981
- 1981-07-02 JP JP10407181A patent/JPS586541A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5231703A (en) * | 1975-09-05 | 1977-03-10 | Kokusai Denshin Denwa Co Ltd <Kdd> | Magnetic thin film recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS586541A (ja) | 1983-01-14 |
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