G - Physics – 03 – C
Patent
G - Physics
03
C
96/218, 96/43
G03C 1/72 (2006.01) G03C 5/00 (2006.01) G11B 7/243 (2006.01)
Patent
CA 1160496
ABSTRACT OF THE DISCLOSURE An information recording member comprising a substrate, and a thin film formed on the substrate with or without an intermediate layer therebetween and irradiated with a recording beam to make an aperture or recess in the thin film, is disclosed in which the thin film is a crystalline film and has a composition expressed by a general formula SexTeyMz, where x, and z are given by formulae 0.02 < x < 0.35, 0.50 < y < 0.98 and O < z < 0.45, respectively, and M indicates at least one element selected from the group consisting of As, Sb, S, Si, Ge, Sn, Pb, Al, Ga, In, Tl, Zn, Cd, Au, Ag Cu, Ni Pd, Rh, Cr, Mo, W and Ta, and in which the thin film does not deteriorate to such an extent as seen in conven- tional recording film when a time has elapsed, since the thin film is crystalline.
387636
Horigome Shinkichi
Mitsuya Munehisa
Ota Sakae
Shigematsu Kazuo
Terao Motoyasu
Gowling Lafleur Henderson Llp
Hitachi Ltd.
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