1. Key Laboratory of Fluid and Power Machinery of Ministry of Education
2. Center for Advanced Materials and Energy
3. Xihua University
4. Chengdu 610039
5. China
6. Institute of Physics
7. Chinese Academy of Sciences
8. Beijing 100080
9. Institute for Metallic Materials
10. IFW-Dresden
11. Dresden
12. Germany
13. Department of Physics and TcSUH
14. University of Houston
15. Houston
16. USA
17. Clean Energy Materials and Engineering Center
18. School of Microelectronics and Solid-State Electronics
19. State Key Laboratory of Electronic Thin Film and Integrated Device
20. University of Electronic Science and Technology of China
21. Chengdu 610054