公开(公告)号：EP0179466A3

公开(公告)日：1987-08-12

申请号：EP85113478

申请日：1985-10-23

申请人： Research Development Corporation of Japan ,  Suzuki, Kenji ,  Masumoto, Tsuyoshi ,  Ota, Nobuhiro ,  Mitera, Masao ,  Matsumoto, Akira ,  Masuda, Shuji

发明人： Suzuki, Kenji ,  Masumoto, Tsuyoshi ,  Ota, Nobuhiro ,  Okubo, Mika ,  Mitera, Masao ,  Matsumoto, Akira ,  Masuda, Shuji

IPC分类号： H01F01/34

CPC分类号： H01F10/20 ,  H01F1/38

摘要： This invention provides an amorphous ferromagnetic oxide represented by the formula
wherein A represents at least one of Bi 2 O 3' V 2 O 5 , TeO, and GeO 2 ; M represents at least one of Mn, Fe, Co, Ni, Cu, Mg, Zn, Cd, Ca, Pb, Ba. Sr and rare earth elements; when M is not a rare earth element, m=1 and n=1; when M is earth element, m= 2 and n=3; 0