1. Department of Applied Chemistry
2. Graduate School of Engineering
3. Hiroshima University
4. Higashi-Hiroshima
5. Japan
6. Departament de Química Física i Inorgànica
7. Universitat Rovira i Virgili
8. 43007 Tarragona
9. Spain
10. Laboratoire de Chimie-Physique
11. Université Paris-Sud
12. UMR 8000 CNRS
13. Orsay F-91405
14. France