FR2338547B1 - - Google Patents
Info
- Publication number
- FR2338547B1 FR2338547B1 FR7700743A FR7700743A FR2338547B1 FR 2338547 B1 FR2338547 B1 FR 2338547B1 FR 7700743 A FR7700743 A FR 7700743A FR 7700743 A FR7700743 A FR 7700743A FR 2338547 B1 FR2338547 B1 FR 2338547B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
- H01F10/20—Ferrites
- H01F10/24—Garnets
- H01F10/245—Modifications for enhancing interaction with electromagnetic wave energy
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
- G03G5/16—Layers for recording by changing the magnetic properties, e.g. for Curie-point-writing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
- G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Thin Magnetic Films (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762600959 DE2600959C2 (de) | 1976-01-13 | 1976-01-13 | Ferrimagnetische Granatschicht für magnetooptische Speicher und deren Herstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2338547A1 FR2338547A1 (fr) | 1977-08-12 |
| FR2338547B1 true FR2338547B1 (US08063081-20111122-C00044.png) | 1983-11-18 |
Family
ID=5967331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7700743A Granted FR2338547A1 (fr) | 1976-01-13 | 1977-01-12 | Couche en grenat ferrimagnetique, utilisee dans les memoires magnetiques optiques |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5853497B2 (US08063081-20111122-C00044.png) |
| DE (1) | DE2600959C2 (US08063081-20111122-C00044.png) |
| FR (1) | FR2338547A1 (US08063081-20111122-C00044.png) |
| GB (1) | GB1510444A (US08063081-20111122-C00044.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0129605A4 (en) * | 1982-12-23 | 1987-01-22 | Sony Corp | THERMOMAGNETIC OPTICAL RECORDING PROCESS. |
| US4625390A (en) * | 1983-03-16 | 1986-12-02 | Litton Systems, Inc. | Two-step method of manufacturing compressed bismuth-containing garnet films of replicable low anisotropy field value |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3447851A (en) * | 1965-11-08 | 1969-06-03 | Bell Telephone Labor Inc | Ferrimagnetic light transmission garnets |
| DE2252715C3 (de) * | 1972-10-27 | 1980-04-30 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Optisch transparente Einkristallscheibe aus substituiertem Eisen-Granat und Verfahren zu ihrer Herstellung |
| US3886533A (en) * | 1973-07-20 | 1975-05-27 | Bell Telephone Labor Inc | Magnetic devices utilizing garnet epitaxial material |
| CA1050862A (en) * | 1973-10-04 | 1979-03-20 | Richard E. Novak | Magnetic bubble devices and garnet films therefor |
| US3949386A (en) * | 1973-11-12 | 1976-04-06 | International Business Machines Corporation | Bubble domain devices using garnet materials with single rare earth ion on all dodecahedral sites |
-
1976
- 1976-01-13 DE DE19762600959 patent/DE2600959C2/de not_active Expired
-
1977
- 1977-01-10 GB GB72877A patent/GB1510444A/en not_active Expired
- 1977-01-10 JP JP52000899A patent/JPS5853497B2/ja not_active Expired
- 1977-01-12 FR FR7700743A patent/FR2338547A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2600959A1 (de) | 1977-07-14 |
| JPS5286197A (en) | 1977-07-18 |
| GB1510444A (en) | 1978-05-10 |
| JPS5853497B2 (ja) | 1983-11-29 |
| DE2600959C2 (de) | 1984-06-28 |
| FR2338547A1 (fr) | 1977-08-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |