1. Key Laboratory of Materials Physics of Ministry of Education, School of Physics and Microelectronics, Zhengzhou University, Zhengzhou 450001, People's Republic of China
2. State Grid Henan Electric Power Research Institute, Zhengzhou 450052, People's Republic of China
3. National Joint Engineering Research Center for Abrasion Control and Molding of Metal Materials, School of Materials Science and Engineering, Henan University of Science and Technology, Luoyang 471003, People's Republic of China
4. School of Physical Science and Technology, Southwest Jiaotong University, Chengdu 610031, People's Republic of China