Affiliation: | Yungang LI 1),Jie LI 2),Kuai ZHANG 1,3) and Limin LIU 1) 1) College of Metallurgy & Energy,Hebei United University,Tangshan 063009,China 2) Key Laboratory of Metastable Materials Science & Technology,Yanshan University,Qinhuangdao 066004,China 3) Qinggong College,China |