Magneto-optical recording medium having a reflective film of Ag

Details Magneto-optical recording medium having a reflective film of Ag Magneto-optical recording medium having a reflective film of Ag

1989-10-18

1991-08-13

Levy, Stuart S.

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

369 13, 369288, 360131, 428694, G11B 1304, G11B 724

Patent

active

050401661

ABSTRACT:
The present invention relates to magneto-optical recording medium. The recording medium comprises a magnetic film and a reflective film both provided on a substrate. The reflective film comprises silver (Ag) and manganese (Mn) or silver (Ag), manganese (Mn) and tin (Sn). The magneto-optical recording medium gives excellent CN ratio and recording sensitivity.

REFERENCES:
patent: 4390600 (1983-06-01), Ohta et al.
patent: 4461807 (1984-07-01), Mori et al.
patent: 4649519 (1987-03-01), Sun et al.
patent: 4657814 (1987-04-01), Asai et al.
patent: 4680742 (1987-07-01), Yamada et al.
patent: 4709363 (1987-11-01), Dirks et al.
patent: 4725502 (1988-02-01), Kiyomiya et al.
Proceedings, SPIE vol. 382, pp. 252-259, Jan. 1983.
"Hikarijiki Disk" by Nobutake Imamura, published on 2/20/86 by Kiki Triceps, pp. 427-433 and its translation of English.

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