JPS60234248A - 光情報記録媒体 - Google Patents
光情報記録媒体Info
- Publication number
- JPS60234248A JPS60234248A JP59090731A JP9073184A JPS60234248A JP S60234248 A JPS60234248 A JP S60234248A JP 59090731 A JP59090731 A JP 59090731A JP 9073184 A JP9073184 A JP 9073184A JP S60234248 A JPS60234248 A JP S60234248A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- information recording
- optical information
- film
- thin film
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 12
- 239000010409 thin film Substances 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 229910052711 selenium Inorganic materials 0.000 claims abstract description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims 1
- 239000004917 carbon fiber Substances 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 1
- 239000011669 selenium Substances 0.000 claims 1
- 239000010408 film Substances 0.000 abstract description 15
- 229910005900 GeTe Inorganic materials 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000011521 glass Substances 0.000 abstract description 4
- 229910052714 tellurium Inorganic materials 0.000 abstract description 4
- 239000011347 resin Substances 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- 239000004065 semiconductor Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 229910005918 GeTeSe Inorganic materials 0.000 abstract description 2
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract description 2
- 239000004926 polymethyl methacrylate Substances 0.000 abstract description 2
- 238000007738 vacuum evaporation Methods 0.000 abstract description 2
- 238000002310 reflectometry Methods 0.000 abstract 3
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 238000002834 transmittance Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 150000001786 chalcogen compounds Chemical class 0.000 description 1
- 150000004770 chalcogenides Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2531—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising glass
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59090731A JPS60234248A (ja) | 1984-05-07 | 1984-05-07 | 光情報記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59090731A JPS60234248A (ja) | 1984-05-07 | 1984-05-07 | 光情報記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60234248A true JPS60234248A (ja) | 1985-11-20 |
| JPH0327975B2 JPH0327975B2 (enrdf_load_stackoverflow) | 1991-04-17 |
Family
ID=14006703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59090731A Granted JPS60234248A (ja) | 1984-05-07 | 1984-05-07 | 光情報記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60234248A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4670345A (en) * | 1985-02-22 | 1987-06-02 | Asahi Kasei Kogyo Kabushiki Kaisha | Information recording medium |
| JPH01138634A (ja) * | 1987-11-25 | 1989-05-31 | Toray Ind Inc | 情報記録媒体 |
| USRE42222E1 (en) * | 1985-09-25 | 2011-03-15 | Matsushita Electronic Industrial Co., Ltd. | Reversible optival information-recording medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5292520A (en) * | 1976-01-30 | 1977-08-04 | Hitachi Ltd | Materials for recording |
| JPS52110634A (en) * | 1976-03-15 | 1977-09-16 | Hitachi Ltd | Information recording material |
| JPS5766996A (en) * | 1980-10-15 | 1982-04-23 | Hitachi Ltd | Information recording member and method of preparing thereof |
-
1984
- 1984-05-07 JP JP59090731A patent/JPS60234248A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5292520A (en) * | 1976-01-30 | 1977-08-04 | Hitachi Ltd | Materials for recording |
| JPS52110634A (en) * | 1976-03-15 | 1977-09-16 | Hitachi Ltd | Information recording material |
| JPS5766996A (en) * | 1980-10-15 | 1982-04-23 | Hitachi Ltd | Information recording member and method of preparing thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4670345A (en) * | 1985-02-22 | 1987-06-02 | Asahi Kasei Kogyo Kabushiki Kaisha | Information recording medium |
| USRE42222E1 (en) * | 1985-09-25 | 2011-03-15 | Matsushita Electronic Industrial Co., Ltd. | Reversible optival information-recording medium |
| JPH01138634A (ja) * | 1987-11-25 | 1989-05-31 | Toray Ind Inc | 情報記録媒体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0327975B2 (enrdf_load_stackoverflow) | 1991-04-17 |
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