1. Institute of Applied Physics and Center for Materials Research
2. Justus-Liebig-University Giessen
3. D-35392 Giessen
4. Germany
5. Chemistry Department
6. Carl von Ossietzky University of Oldenburg
7. D-26111 Oldenburg
8. Laboratory of Photomolecular Science
9. Institute of Chemical Sciences and Engineering
10. Swiss Federal Institute of Technology in Lausanne (EPFL)
11. CH-1015 Lausanne
12. Switzerland