Patent ID: 8066825
Filing Date: 2011-11-29
Classification: B22F,C22C,C23C

Abstract:
1. A (CoFe)Zr/Nb/Ta/Hf based target material, which is made of an Fe—Co based alloy comprising: not less than 80 atomic % in total of Fe and Co having an Fe:Co atomic ratio of 80:20 to 60:40, and less than 20 atomic % of one or more selected from the group consisting of Zr, Hf, Nb and Ta, wherein the Fe—Co based alloy comprises a Co—Fe phase being a ferromagnetic phase, and wherein the one or more selected from the group consisting of Zr, Hf, Nb and Ta are incorporated in solid solution form into the Co—Fe phase in a total amount of 0.5 to 2 atomic %.