KR950004114A - Magneto-optical recording media - Google Patents

Magneto-optical recording media Download PDF

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Publication number
KR950004114A
KR950004114A KR1019930012640A KR930012640A KR950004114A KR 950004114 A KR950004114 A KR 950004114A KR 1019930012640 A KR1019930012640 A KR 1019930012640A KR 930012640 A KR930012640 A KR 930012640A KR 950004114 A KR950004114 A KR 950004114A
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KR
South Korea
Prior art keywords
film
recording
magneto
optical recording
transition metal
Prior art date
Application number
KR1019930012640A
Other languages
Korean (ko)
Inventor
김진홍
Original Assignee
이헌조
주식회사 금성사
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.)
Filing date
Publication date
Application filed by 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019930012640A priority Critical patent/KR950004114A/en
Publication of KR950004114A publication Critical patent/KR950004114A/en

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Abstract

본 발명은 광자기 기록 매체에서의 기록막을 적층구조하여 자계감도를 향상시키고 단파장 대역에서도 이용가능한 것에 관한 것으로, 기판상에 유전체막/기록막/반사막 또는 유전체막/기록막/유전체막 또는 유전체막/기록막/유전체막/기록막으로 이루어진 기록매체에 있어서, 상기 기록막이 희토류-천이금속 합금막과 천이금속-귀금속 합금막이 교대 성막된 적층이 적어도 1층 이상의 구조로 된 광자기 기록 매체에 관한 기술임.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stack structure of recording films in a magneto-optical recording medium to improve magnetic field sensitivity and to be used in a short wavelength band. A recording medium comprising a recording film, a dielectric film, and a recording film, wherein the recording film is formed by alternately forming a rare earth-transition metal alloy film and a transition metal-noble metal alloy film in a structure of at least one layer. Technology.

Description

광자기 기록 매체Magneto-optical recording media

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명의 광자기 기록매체에서 기록막의 적층구조를 나타낸 상태도, 제4도는 적층 기록막에서 커어(Kerr) 회전각의 파장의존성을 나타낸 그래프, 제5도는 외부 바이아스 필드(Bias Field)에 대한 반송 파대 잡음비를 나타낸 그래프.FIG. 3 is a state diagram showing the lamination structure of the recording film in the magneto-optical recording medium of the present invention, and FIG. 4 is a graph showing the wavelength dependence of the Kerr rotation angle in the laminated recording film, and FIG. 5 is an external bias field. A graph showing the carrier band noise ratio for.

Claims (2)

기판상에 유전체막/기록막/반사막 또는 유전체막/기록막/유전체막/또는 유전체막/기록막/유전체막/기록막으로 이루어진 광자기 기록매체에 있어서, 상기 기록막이 희토류-천이금속 합금막과 천이금속-귀금속 합금막이 교대로 성막된 적층이 적어도 1층 이상의 적층구조로 이루어짐을 특징으로 하는 광자기 기록 매체.In a magneto-optical recording medium consisting of a dielectric film / recording film / reflection film or dielectric film / recording film / dielectric film / or dielectric film / recording film / dielectric film / recording film, the recording film is a rare earth-transition metal alloy film. And a lamination in which alternating and transition metal-noble metal alloy films are formed alternately in a laminated structure of at least one layer. 제1항에 있어서, 희토류 금속은 Nd, Gd, Tb, Dy 중에서 선택한 1종 이상, 천이금속은 Fe, Co, Ni 중에서 선택한 1종 이상, 귀금속은 Pt, Pd, Au중에서 선택한 1종 이상으로 이루어짐을 특징으로 하는 광자기 기록 매체.The method of claim 1, wherein the rare earth metal is at least one selected from Nd, Gd, Tb, Dy, the transition metal is at least one selected from Fe, Co, Ni, the precious metal is at least one selected from Pt, Pd, Au Magneto-optical recording medium, characterized in that. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930012640A 1993-07-06 1993-07-06 Magneto-optical recording media KR950004114A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930012640A KR950004114A (en) 1993-07-06 1993-07-06 Magneto-optical recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930012640A KR950004114A (en) 1993-07-06 1993-07-06 Magneto-optical recording media

Publications (1)

Publication Number Publication Date
KR950004114A true KR950004114A (en) 1995-02-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930012640A KR950004114A (en) 1993-07-06 1993-07-06 Magneto-optical recording media

Country Status (1)

Country Link
KR (1) KR950004114A (en)

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