1. Hubei Collaborative Innovation Center for Advanced Organic Chemical Materials
2. Hubei Key Lab of Ferro- & Piezoelectric Materials and Devices
3. Faculty of Physics & Electronic Science
4. Hubei University
5. Wuhan 430062
6. School of Energy and Power Engineering
7. Huazhong University of Science and Technology
8. Wuhan 430074
9. PR China
10. Department of Applied Physics
11. The Hong Kong Polytechnic University
12. China
13. Department of Materials Sciences and Engineering
14. Northeastern University at Qinhuangdao Branch
15. Qinhuangdao
16. School of Materials Science and Engineering
17. Nanchang University
18. Nanchang 330031