1. School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, People’s Republic of China
2. State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun, People’s Republic of China
3. School of Electronic and Optical Engineering, Nanjing University of Science and Technology, Nanjing, People’s Republic of China
4. National Key Laboratory of Superhard Materials, Jilin University, Changchun, People’s Republic of China