GB1347902A - Magnetic devices - Google Patents
Magnetic devicesInfo
- Publication number
- GB1347902A GB1347902A GB987871*[A GB987871A GB1347902A GB 1347902 A GB1347902 A GB 1347902A GB 987871 A GB987871 A GB 987871A GB 1347902 A GB1347902 A GB 1347902A
- Authority
- GB
- United Kingdom
- Prior art keywords
- garnet
- transfer
- plane
- magnetic
- regions
- 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
Links
- 230000005291 magnetic effect Effects 0.000 title abstract 4
- 239000002223 garnet Substances 0.000 abstract 4
- 150000002500 ions Chemical class 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 3
- 229910052684 Cerium Inorganic materials 0.000 abstract 1
- 229910052692 Dysprosium Inorganic materials 0.000 abstract 1
- 229910052691 Erbium Inorganic materials 0.000 abstract 1
- 229910052693 Europium Inorganic materials 0.000 abstract 1
- 229910052688 Gadolinium Inorganic materials 0.000 abstract 1
- 229910052689 Holmium Inorganic materials 0.000 abstract 1
- 229910052765 Lutetium Inorganic materials 0.000 abstract 1
- 229910052779 Neodymium Inorganic materials 0.000 abstract 1
- 229910052777 Praseodymium Inorganic materials 0.000 abstract 1
- 229910052772 Samarium Inorganic materials 0.000 abstract 1
- 229910052771 Terbium Inorganic materials 0.000 abstract 1
- 229910052775 Thulium Inorganic materials 0.000 abstract 1
- 229910052769 Ytterbium Inorganic materials 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 230000005293 ferrimagnetic effect Effects 0.000 abstract 1
- 230000004907 flux Effects 0.000 abstract 1
- 229910052746 lanthanum Inorganic materials 0.000 abstract 1
- 239000000696 magnetic material Substances 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 abstract 1
- 230000010287 polarization Effects 0.000 abstract 1
- 230000001902 propagating effect Effects 0.000 abstract 1
- 238000004544 sputter deposition Methods 0.000 abstract 1
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 1
- 229910052727 yttrium Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2675—Other ferrites containing rare earth metals, e.g. rare earth ferrite garnets
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
- G11C19/0816—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using a rotating or alternating coplanar magnetic field
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Thin Magnetic Films (AREA)
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3007170A | 1970-04-20 | 1970-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1347902A true GB1347902A (en) | 1974-02-27 |
Family
ID=21852349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB987871*[A Expired GB1347902A (en) | 1970-04-20 | 1971-04-19 | Magnetic devices |
Country Status (10)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3713116A (en) * | 1971-11-09 | 1973-01-23 | Bell Telephone Labor Inc | Single-wall domain arrangement |
| US4018692A (en) * | 1973-10-04 | 1977-04-19 | Rca Corporation | Composition for making garnet films for improved magnetic bubble devices |
| 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 |
| US4002803A (en) * | 1975-08-25 | 1977-01-11 | Bell Telephone Laboratories, Incorporated | Magnetic bubble devices with controlled temperature characteristics |
| US4034358A (en) * | 1975-08-25 | 1977-07-05 | Bell Telephone Laboratories, Incorporated | Magnetic bubble devices with controlled temperature characteristics |
-
1970
- 1970-04-20 US US30071A patent/US3646529A/en not_active Expired - Lifetime
- 1970-11-27 CA CA099,315A patent/CA952705A/en not_active Expired
-
1971
- 1971-04-07 SE SE7104551A patent/SE376104B/xx unknown
- 1971-04-15 DE DE2118250A patent/DE2118250C3/de not_active Expired
- 1971-04-16 CH CH557271A patent/CH580329A5/xx not_active IP Right Cessation
- 1971-04-16 BE BE765852A patent/BE765852A/xx not_active IP Right Cessation
- 1971-04-19 GB GB987871*[A patent/GB1347902A/en not_active Expired
- 1971-04-19 NL NL7105225A patent/NL7105225A/xx unknown
- 1971-04-19 FR FR7113823A patent/FR2089883A5/fr not_active Expired
- 1971-04-20 JP JP2502371A patent/JPS531479B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3646529A (en) | 1972-02-29 |
| DE2118250A1 (de) | 1971-12-02 |
| DE2118250B2 (de) | 1974-01-24 |
| JPS531479B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-01-19 |
| DE2118250C3 (de) | 1974-08-22 |
| CA952705A (en) | 1974-08-13 |
| NL7105225A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-10-22 |
| CH580329A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-09-30 |
| FR2089883A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-07 |
| SE376104B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-05 |
| BE765852A (fr) | 1971-09-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Hirosawa et al. | The dependence of coercivity on anisotropy field in sintered R-Fe-B permanent magnets | |
| Gorodetsky et al. | Magnetic properties of an antiferromagnetic orthoferrite | |
| Mimura et al. | Hall effect in rare‐earth–transition‐metal amorphous alloy films | |
| GB1433901A (en) | Magnetic devices | |
| US3711841A (en) | Single wall domain arrangement | |
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| CA1068819A (en) | Magnetic bubble devices with controlled temperature characteristics | |
| US4034358A (en) | Magnetic bubble devices with controlled temperature characteristics | |
| US3886533A (en) | Magnetic devices utilizing garnet epitaxial material | |
| US4165410A (en) | Magnetic bubble devices with controlled temperature characteristics | |
| GB1347902A (en) | Magnetic devices | |
| US3613056A (en) | Magnetic devices utilizing garnet compositions | |
| US4139905A (en) | Magnetic devices utilizing garnet epitaxial materials | |
| US3665427A (en) | Magnetic devices utilizing garnet compositions | |
| US4239805A (en) | Method of depositing a layer of magnetic bubble domain material on a monocrystalline substrate | |
| Segmüller | Annealing behavior and temperature dependence of the magnetic properties of thin Permalloy films | |
| US3741802A (en) | Method of producing magnetic devices utilizing garnet epitaxial materials | |
| GB1368348A (en) | Magnetic devices | |
| US3647538A (en) | Magnetic element using isolated domains in rare earth orthoferrites | |
| US3949386A (en) | Bubble domain devices using garnet materials with single rare earth ion on all dodecahedral sites | |
| GB1111317A (en) | Improvements in magnetic memories | |
| Wielinga | Torque measurement of magnetic thin films | |
| Craik et al. | Critical fields for magnetization reversal in yttrium orthoferrite | |
| Uchishiba et al. | Internal bias effect of double layer epitaxial garnet films |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |