1. Laboratoire de Physicochimie de l'Atmosphère
2. Université du Littoral Côte d'Opale
3. 59140 Dunkerque
4. France
5. Key Laboratory of Nondestructive Test
6. A.M. Prokhorov General Physics Institute
7. Russian Academy of Sciences
8. Moscow
9. Russia
10. Anhui Institute of Optics and Fine Mechanics
11. Chinese Academy of Sciences
12. Hefei 230031
13. China