1. Institute
of Physical Chemistry, University of Hamburg, Grindelallee 117, 20146 Hamburg, Germany
2. Department
of Chemistry and Biochemistry, Florida State University, 95 Chieftan
Way, Tallahassee, Florida 32306, United States
3. The
Hamburg Center for Ultrafast Imaging, University of Hamburg, Luruper Chaussee
149, 22761 Hamburg, Germany
4. Center for Applied
Nanotechnology (CAN) GmbH, Grindelallee
117, 20146 Hamburg, Germany
5. Department
of Chemistry, Faculty of Science, King Abdulaziz University, P. O. Box 80203, Jeddah 21589, Saudi Arabia