1. CAS Key Laboratory of Materials for Energy Conversion
2. Department of Materials Science and Engineering
3. University of Science and Technology of China
4. Hefei
5. P. R. China
6. School of Materials Science & Engineering
7. Shanghai Institute of Technology
8. Shanghai
9. State Key Laboratory of Particle Detection and Electronic
10. Institute of Nuclear Physics and Chemistry
11. China Academy of Engineering Physics
12. Mianyang 621999
13. China
14. University of Ioannina
15. GR-451 10 Ioannina
16. Greece