1. State Key Laboratory of Digital Manufacturing Equipment and Technology; Huazhong University of Science and Technology; Wuhan 430074 Hubei China
2. State Key Laboratory of Material Processing and Die and Mould Technology; Huazhong University of Science and Technology; Wuhan 430074 Hubei China
3. Department of Materials Science and Engineering; National Chiao Tung University; Hsinchu 30010 Taiwan China