Magneto-optical recording medium having amorphous artificially l

Details Magneto-optical recording medium having amorphous artificially l Magneto-optical recording medium having amorphous artificially l

1986-07-28

1988-02-23

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of inorganic material

427132, 427131, 428694, 428900, 428678, 428681, 428928, G11B 724

Patent

active

047270055

ABSTRACT:
A magneto-optical recording medium is disclosed. The medium comprises a substrate and a magnetic layer formed thereon. The magnetic layer has a multi layered structure in which rare earth metal element layers and transition metal layers are alternately superposed with each other, with layer thickness of the order of an atomic layer. The layer thickness of the rare earth metal element is selected not less than 2 .ANG. but less than 6 .ANG..

REFERENCES:
patent: 3229273 (1966-11-01), Baaba
patent: 4042341 (1977-08-01), Smegil
patent: 4210946 (1980-02-01), Iwasaki
patent: 4277809 (1981-07-01), Fisher
patent: 4293621 (1981-10-01), Togami
patent: 4367257 (1983-11-01), Arai
patent: 4556291 (1985-12-01), Chen
patent: 4628485 (1986-12-01), Tanaka
patent: 4670356 (1987-06-01), Sato

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