1. Lehrstuhl für Umweltmesstechnik
2. Universität Karlsruhe
3. 76128 Karlsruhe
4. Germany
5. Department of Chemical Engineering
6. Hong Kong University of Science and Technology (HKUST)
7. Kowloon
8. China
9. Department of Physics
10. University of Antananarivo
11. Antananarivo 101
12. Madagascar