| Affiliation: | 1. College of Materials Science and Engineering, Taiyuan University of Technology, Taiyuan 030024, China;2. Institute of Materials, Shanghai University, Shanghai 200444, China;3. State Key Laboratory for Advanced Metals and Materials, University of Science and Technology Beijing, Beijing 100083, China;4. Department of Materials Science and Engineering, University of Tennessee, Knoxville TN 37996-2200, Tennessee, USA;5. Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China |
