DE1168579B - Magnetisches Duennschichtelement - Google Patents
Magnetisches DuennschichtelementInfo
- Publication number
- DE1168579B DE1168579B DEJ19865A DEJ0019865A DE1168579B DE 1168579 B DE1168579 B DE 1168579B DE J19865 A DEJ19865 A DE J19865A DE J0019865 A DEJ0019865 A DE J0019865A DE 1168579 B DE1168579 B DE 1168579B
- Authority
- DE
- Germany
- Prior art keywords
- zone
- magnetic
- coercive force
- switching
- film element
- 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.)
- Pending
Links
- 239000010409 thin film Substances 0.000 title claims description 31
- 230000005415 magnetization Effects 0.000 claims description 37
- 238000000926 separation method Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 238000009792 diffusion process Methods 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 3
- 238000007885 magnetic separation Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000004381 surface treatment Methods 0.000 claims 1
- 238000007740 vapor deposition Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 description 7
- 229910003271 Ni-Fe Inorganic materials 0.000 description 6
- 244000052616 bacterial pathogen Species 0.000 description 5
- 230000006911 nucleation Effects 0.000 description 5
- 238000010899 nucleation Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241000530268 Lycaena heteronea Species 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000005417 remagnetization Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/80—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices
- H03K17/84—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices the devices being thin-film devices
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/3113—Details for improving the magnetic domain structure or avoiding the formation or displacement of undesirable magnetic domains
-
- 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
- G11C19/0858—Generating, replicating or annihilating magnetic domains (also comprising different types of magnetic domains, e.g. "Hard Bubbles")
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Manufacturing & Machinery (AREA)
- Thin Magnetic Films (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH538660A CH383514A (de) | 1960-05-11 | 1960-05-11 | Magnetischer Schichtkörper und Verfahren zu dessen Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1168579B true DE1168579B (de) | 1964-04-23 |
Family
ID=4292691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEJ19865A Pending DE1168579B (de) | 1960-05-11 | 1961-05-05 | Magnetisches Duennschichtelement |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH383514A (forum.php) |
| DE (1) | DE1168579B (forum.php) |
| GB (1) | GB966613A (forum.php) |
| NL (2) | NL142011B (forum.php) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1292765B (de) * | 1963-02-25 | 1969-04-17 | Sperry Rand Corp | Magnetisches Duennschichtspeicherelement |
| DE1296195B (de) | 1965-04-15 | 1969-05-29 | Siemens Ag | Speicherelement |
-
0
- NL NL264524D patent/NL264524A/xx unknown
-
1960
- 1960-05-11 CH CH538660A patent/CH383514A/de unknown
-
1961
- 1961-04-26 GB GB1505261A patent/GB966613A/en not_active Expired
- 1961-05-05 DE DEJ19865A patent/DE1168579B/de active Pending
- 1961-05-08 NL NL264524A patent/NL142011B/xx unknown
Non-Patent Citations (1)
| Title |
|---|
| None * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1292765B (de) * | 1963-02-25 | 1969-04-17 | Sperry Rand Corp | Magnetisches Duennschichtspeicherelement |
| DE1296195B (de) | 1965-04-15 | 1969-05-29 | Siemens Ag | Speicherelement |
Also Published As
| Publication number | Publication date |
|---|---|
| CH383514A (de) | 1964-10-31 |
| NL142011B (nl) | 1974-04-16 |
| NL264524A (forum.php) | |
| GB966613A (en) | 1964-08-12 |
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