Patent ID: 6042954
Filing Date: 2000-03-28
Classification: G11B,Y10S

Abstract:
A magneto-optical recording medium, comprising:a reproduction layer that is in an in-plane magnetization state at room temperature and changes into a perpendicular magnetization state with a rise in temperature; anda recording layer that is made of a perpendicularly magnetized film and magnetostatically coupled with said reproduction layer,wherein said recording layer has composition of{Gd.sub.X3 (Dy.sub.W3 Tb.sub.1-W3).sub.1-X3 }.sub.Y3 (Fe.sub.Z3 Co.sub.1-Z3).sub.1-Y3 with0.10.ltoreq.X3.ltoreq.0.85,0.20.ltoreq.Y3.ltoreq.0.28,0.60.ltoreq.Z3.ltoreq.1.00, and0.00<W3<1.00.