1. Electrochromic Center
2. School of Physics and Nuclear Energy Engineering
3. Beihang University
4. Beijing 100191
5. P. R. China
6. CNRS
7. Univ. Bordeaux
8. ICMCB
9. UMR 5026
10. F-33600 Pessac
11. CIRIMAT
12. Université de Toulouse
13. Université Toulouse 3 Paul Sabatier
14. Toulouse Cedex 9