Patent ID: 6822831
Filing Date: 2004-11-23
Classification: G11B,H01F,Y10S

Abstract:
A magnetic thin film, characterized by being a polycrystalline film comprising:Fe whose content is not less than 57.5 atomic % and not more than 94.5 atomic %; one or more kinds of elements M selected from the element group of Al, B, Ga, Si, Ge, Y, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W and Rh, wherein the total content of the M elements is not less than 1 atomic % and not more than 15 atomic %; N whose content is not less than 0.5 atomic % and not more than 10 atomic %; and O whose content is not less than 1.5 atomic % and not more than 22.5 atomic %, wherein N, M and O are solid-solved in a crystal phase of which main component is Fe.