Patent ID: 6054226
Filing Date: 2000-04-25
Classification: B82Y,G01R,G11B,H01F,H01L,Y10S,Y10T

Abstract:
A magnetoresistive element comprising a combination of a layer of electroconductive, crystalline magnetostrictive material with an electrically insulating layer and a layer of oxide magnetoresistive material, wherein said insulating layer is formed of any one of the following materials:RO.sub.y wherein R represents at least one element selected from the group consisting of Si, Ti, Mo, W, Zr, Ta, Cr, Al, Mg, Hf, and Ca;DO.sub.y wherein D represents at least one rare earth element;JTiO.sub.z wherein J represents at least one element-selected from the group consisting of Ba, Ca, Sr, and Pb, and z is 2.7 to 3.3;Pb.sub.1 {(Zr, Ti), L}.sub.1 O.sub.z wherein L represents at least one element selected from the group consisting of Ni, Mn, Cr, and Fe,in said materials, y=1.4 to 2.2 and z=2.7 to 3.3; and wherein said materials having an electrical resistance of not less than 10.sup.7 .OMEGA.-cm.