1. Department of Electrical and Computer Engineering
2. University of Houston
3. Houston, USA
4. China Institute of Atomic Energy
5. Beijing 102413, China
6. Department of Physics and Engineering Physics
7. Morgan State University
8. Baltimore, USA
9. Key Laboratory for Renewable Energy
10. Beijing Key Laboratory for New Energy Materials and Devices
11. Beijing National Laboratory for Condensed Matter Physics
12. Institute of Physics
13. Chinese Academy of Sciences
14. Texas Center for Superconductivity at The University of Houston