1. Department of Physics City University of Hong Kong Hong Kong China
2. Shenzhen Research Institute City University of Hong Kong Shenzhen China
3. State Key Laboratory of Silicon Materials, Key Laboratory of Advanced Materials and Applications for Batteries of Zhejiang Province, and Department of Materials Science and Engineering Zhejiang University Hangzhou China
4. School of Materials Science & Engineering Beijing Institute of Technology Beijing China
5. School of Materials Science & Engineering Changsha University of Science & Technology Changsha Hunan China
6. School of Materials Science and Engineering, Herbert Gleiter Institute of Nanoscience Nanjing University of Science and Technology Nanjing China