JPH047023B2 - - Google Patents

Info

Publication number: JPH047023B2
Authority: JP; Japan
Prior art keywords: group; optical recording; recording medium; film; magneto
Prior art date: 1985-04-22
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

Application number

JP8568885A

Other languages

English (en)

Japanese (ja)

Other versions

JPS61243976A (ja

Inventor

Nobuhiro Tsukagoshi

Kyohide Ogasawara

Takamasa Yoshikawa

Masayasu Yamaguchi

Kyoaki Fujii

Hiroshi Ito

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Pioneer Corp

Original Assignee

Pioneer Electronic Corp

Priority date (The priority date 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 date listed.)

1985-04-22

Filing date

1985-04-22

Publication date

1992-02-07

1985-04-22 Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp

1985-04-22 Priority to JP8568885A priority Critical patent/JPS61243976A/ja

1986-10-30 Publication of JPS61243976A publication Critical patent/JPS61243976A/ja

1992-02-07 Publication of JPH047023B2 publication Critical patent/JPH047023B2/ja

Status Granted legal-status Critical Current

Links

229910000808 amorphous metal alloy Inorganic materials 0.000 claims description 14
150000001875 compounds Chemical class 0.000 claims description 11
229910052761 rare earth metal Inorganic materials 0.000 claims description 9
150000002910 rare earth metals Chemical class 0.000 claims description 9
239000000758 substrate Substances 0.000 claims description 9
229910052723 transition metal Inorganic materials 0.000 claims description 9
239000000126 substance Substances 0.000 claims description 6
239000000463 material Substances 0.000 claims description 5
229910001218 Gallium arsenide Inorganic materials 0.000 claims description 4
WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 claims description 4
SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 claims description 4
229910007709 ZnTe Inorganic materials 0.000 claims description 3
229910052732 germanium Inorganic materials 0.000 claims description 3
230000000737 periodic effect Effects 0.000 claims description 3
229910052710 silicon Inorganic materials 0.000 claims description 3
229910052718 tin Inorganic materials 0.000 claims description 3
229910052745 lead Inorganic materials 0.000 claims description 2
239000010408 film Substances 0.000 description 41
230000003287 optical effect Effects 0.000 description 12
229910045601 alloy Inorganic materials 0.000 description 7
239000000956 alloy Substances 0.000 description 7
230000000694 effects Effects 0.000 description 6
230000001965 increasing effect Effects 0.000 description 5
230000005415 magnetization Effects 0.000 description 5
150000003624 transition metals Chemical class 0.000 description 5
230000005381 magnetic domain Effects 0.000 description 4
JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 3
239000005083 Zinc sulfide Substances 0.000 description 3
239000011229 interlayer Substances 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
239000010410 layer Substances 0.000 description 3
238000004544 sputter deposition Methods 0.000 description 3
229910052984 zinc sulfide Inorganic materials 0.000 description 3
229910052782 aluminium Inorganic materials 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
229910052799 carbon Inorganic materials 0.000 description 2
238000000034 method Methods 0.000 description 2
239000000203 mixture Substances 0.000 description 2
229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
239000004926 polymethyl methacrylate Substances 0.000 description 2
230000001681 protective effect Effects 0.000 description 2
239000004065 semiconductor Substances 0.000 description 2
238000007738 vacuum evaporation Methods 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
229910052692 Dysprosium Inorganic materials 0.000 description 1
229910052688 Gadolinium Inorganic materials 0.000 description 1
-1 GdTbFe and TbFeCo Chemical class 0.000 description 1
GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 1
230000005374 Kerr effect Effects 0.000 description 1
229910004298 SiO 2 Inorganic materials 0.000 description 1
229910052771 Terbium Inorganic materials 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
FOPBMNGISYSNED-UHFFFAOYSA-N [Fe].[Co].[Tb] Chemical compound [Fe].[Co].[Tb] FOPBMNGISYSNED-UHFFFAOYSA-N 0.000 description 1
XVRLBVUHNKCEQQ-UHFFFAOYSA-N [Fe].[Gd].[Tb] Chemical compound [Fe].[Gd].[Tb] XVRLBVUHNKCEQQ-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000000996 additive effect Effects 0.000 description 1
229910017052 cobalt Inorganic materials 0.000 description 1
239000010941 cobalt Substances 0.000 description 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
230000005347 demagnetization Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
238000010030 laminating Methods 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
229910000982 rare earth metal group alloy Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
229910052714 tellurium Inorganic materials 0.000 description 1
GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
230000005421 thermomagnetic effect Effects 0.000 description 1
239000010409 thin film Substances 0.000 description 1
229910000687 transition metal group alloy Inorganic materials 0.000 description 1
DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1

JP8568885A 1985-04-22 1985-04-22 光磁気記録媒体 Granted JPS61243976A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP8568885A JPS61243976A (ja)	1985-04-22	1985-04-22	光磁気記録媒体

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP8568885A JPS61243976A (ja)	1985-04-22	1985-04-22	光磁気記録媒体

Publications (2)

Publication Number	Publication Date
JPS61243976A JPS61243976A (ja)	1986-10-30
JPH047023B2 true JPH047023B2 (nl)	1992-02-07

Family

ID=13865786

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP8568885A Granted JPS61243976A (ja)	1985-04-22	1985-04-22	光磁気記録媒体

Country Status (1)

Country	Link
JP (1)	JPS61243976A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2703003B2 (ja) *	1988-12-05	1998-01-26	株式会社日立製作所	光ディスク及びその製造方法
KR0172861B1 (ko) *	1990-08-03	1999-04-15	이헌조	광자기 디스크구조

1985
- 1985-04-22 JP JP8568885A patent/JPS61243976A/ja active Granted

Also Published As

Publication number	Publication date
JPS61243976A (ja)	1986-10-30

Publication	Publication Date	Title
US5747136A (en)	1998-05-05	High-density magneto-optic disk and method of manufacturing the same
JPH0118506B2 (nl)	1989-04-06
JPH0249002B2 (nl)	1990-10-26
JPS6227459B2 (nl)	1987-06-15
JP2672895B2 (ja)	1997-11-05	光磁気記録媒体
JPS62119760A (ja)	1987-06-01	光磁気記録材料
US5639563A (en)	1997-06-17	Magneto-optical recording medium
JP2504946B2 (ja)	1996-06-05	光磁気記録用媒体
JPH0519213B2 (nl)	1993-03-16
JPS59108304A (ja)	1984-06-22	光磁気記録媒体
JPH047023B2 (nl)	1992-02-07
JPS61246946A (ja)	1986-11-04	光磁気記録媒体
US5100741A (en)	1992-03-31	Magneto-optic recording systems
Greidanus et al.	1989	Magneto‐Optical Recording and Data Storage Materials
JPH0782672B2 (ja)	1995-09-06	磁性薄膜記録媒体
US6017620A (en)	2000-01-25	Magneto-optical recording medium
EP0391738A2 (en)	1990-10-10	Magneto-optic memory medium
Sugahara et al.	1988	High performance magneto-optical disks using double layered Tb-Fe-Co films
JPH02107749A (ja)	1990-04-19	非晶質合金薄膜
JPS61243977A (ja)	1986-10-30	光磁気記録媒体
JPH0614416B2 (ja)	1994-02-23	光磁気記録再生方法
JPS63262446A (ja)	1988-10-28	非晶質合金薄膜
JP2551620B2 (ja)	1996-11-06	光磁気ディスク
KR950004494Y1 (ko)	1995-06-05	광자기 기록매체
JP3010684B2 (ja)	2000-02-21	光記録媒体