1. Key Laboratory of Engineering Dielectric and Applications (Ministry of Education)
2. Harbin University of Science and Technology
3. Harbin 150080
4. China
5. Department of Physics
6. City University of Hong Kong
7. Hong Kong
8. 999077 P. R. China
9. Key Laboratory of Flexible Electronics (KLOFE)
10. Institute of Advanced Materials (IAM)
11. Jiangsu National Synergistic Innovation Center for Advanced Materials (SICAM)
12. Nanjing Tech University (Nanjing Tech)
13. Nanjing
14. State Key Laboratory of Silicon Materials
15. Key Laboratory of Advanced Materials and Applications for Batteries of Zhejiang Province
16. Department of Materials Science and Engineering
17. Zhejiang University
18. Hangzhou 310027