JPS61153812A - 薄膜磁気ヘツド用磁極 - Google Patents
薄膜磁気ヘツド用磁極Info
- Publication number
- JPS61153812A JPS61153812A JP27733484A JP27733484A JPS61153812A JP S61153812 A JPS61153812 A JP S61153812A JP 27733484 A JP27733484 A JP 27733484A JP 27733484 A JP27733484 A JP 27733484A JP S61153812 A JPS61153812 A JP S61153812A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- thin film
- layer
- amorphous soft
- film layer
- 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
- 239000010409 thin film Substances 0.000 title claims abstract description 50
- 230000005415 magnetization Effects 0.000 claims abstract description 28
- 239000000696 magnetic material Substances 0.000 claims description 5
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052735 hafnium Inorganic materials 0.000 claims 1
- 229910052750 molybdenum Inorganic materials 0.000 claims 1
- 229910052758 niobium Inorganic materials 0.000 claims 1
- 229910052715 tantalum Inorganic materials 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 229910052726 zirconium Inorganic materials 0.000 claims 1
- 239000010408 film Substances 0.000 abstract description 24
- 238000000034 method Methods 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 4
- 239000000919 ceramic Substances 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000004544 sputter deposition Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000005381 magnetic domain Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052752 metalloid Inorganic materials 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
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27733484A JPS61153812A (ja) | 1984-12-26 | 1984-12-26 | 薄膜磁気ヘツド用磁極 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27733484A JPS61153812A (ja) | 1984-12-26 | 1984-12-26 | 薄膜磁気ヘツド用磁極 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61153812A true JPS61153812A (ja) | 1986-07-12 |
| JPH0559483B2 JPH0559483B2 (enrdf_load_stackoverflow) | 1993-08-31 |
Family
ID=17582076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27733484A Granted JPS61153812A (ja) | 1984-12-26 | 1984-12-26 | 薄膜磁気ヘツド用磁極 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61153812A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02181402A (ja) * | 1988-08-03 | 1990-07-16 | Digital Equip Corp <Dec> | 信号磁束を広げる薄膜磁気装置 |
-
1984
- 1984-12-26 JP JP27733484A patent/JPS61153812A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02181402A (ja) * | 1988-08-03 | 1990-07-16 | Digital Equip Corp <Dec> | 信号磁束を広げる薄膜磁気装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0559483B2 (enrdf_load_stackoverflow) | 1993-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |