JPH0363801B2 - - Google Patents
Info
- Publication number
- JPH0363801B2 JPH0363801B2 JP7536384A JP7536384A JPH0363801B2 JP H0363801 B2 JPH0363801 B2 JP H0363801B2 JP 7536384 A JP7536384 A JP 7536384A JP 7536384 A JP7536384 A JP 7536384A JP H0363801 B2 JPH0363801 B2 JP H0363801B2
- Authority
- JP
- Japan
- Prior art keywords
- laser
- magnetic
- magnetizing
- recording medium
- magnetic recording
- 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 - Lifetime
Links
- 230000005415 magnetization Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 230000005405 multipole Effects 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 229910016036 BaF 2 Inorganic materials 0.000 claims description 3
- 229910004261 CaF 2 Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 claims description 3
- 229910017768 LaF 3 Inorganic materials 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 3
- 239000000126 substance Substances 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Inorganic materials [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims 1
- 229910052950 sphalerite Inorganic materials 0.000 claims 1
- 229910052984 zinc sulfide Inorganic materials 0.000 claims 1
- 230000005347 demagnetization Effects 0.000 description 5
- 239000010949 copper Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- PSNPEOOEWZZFPJ-UHFFFAOYSA-N alumane;yttrium Chemical compound [AlH3].[Y] PSNPEOOEWZZFPJ-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7536384A JPS60218809A (ja) | 1984-04-14 | 1984-04-14 | 多極着磁方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7536384A JPS60218809A (ja) | 1984-04-14 | 1984-04-14 | 多極着磁方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60218809A JPS60218809A (ja) | 1985-11-01 |
| JPH0363801B2 true JPH0363801B2 (enExample) | 1991-10-02 |
Family
ID=13574059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7536384A Granted JPS60218809A (ja) | 1984-04-14 | 1984-04-14 | 多極着磁方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60218809A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100345300B1 (ko) * | 1999-10-14 | 2002-07-25 | 한국과학기술연구원 | ＳｍＣｏ계 경자성 박막의 제조방법 |
| KR100940721B1 (ko) * | 2002-12-28 | 2010-02-08 | 주식회사 포스코 | 전기강판의 자장열처리방법 |
-
1984
- 1984-04-14 JP JP7536384A patent/JPS60218809A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60218809A (ja) | 1985-11-01 |
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