[1] Natl Univ Singapore, Fac Engn, Dept MAt Sci & Engn, Singapore 117576, Singapore
[2] Univ Virginia, Dept MAt Sci & Engn, Charlottesville, VA 22904 USA
[3] Chinese Acad Sci, Shenyang Natl Lab Mat Sci, Inst Met Res, Shenyang 110016, Peoples R China
[4] Yonsei Univ, Dept Met Engn, Seodaemun Ku, Seoul, South Korea
[5] ETH, Dept Mat, Lab Met Phys & Technol, CH-8093 Zurich, Switzerland