1. Institute of Physical and Theoretical Chemistry
2. University of Würzburg
3. D-97074 Würzburg
4. Germany
5. Institute of Physical Chemistry
6. Christian-Albrechts-University Kiel
7. D-24118 Kiel
8. Laboratory for Femtochemistry and Synchrotron Radiation
9. Paul Scherrer Institut (PSI)
10. CH-5232 Villigen
11. Switzerland