1. Institut für Chemie und
Biochemie, Freie Universität Berlin, Takustrasse 3, D-14195 Berlin, Germany
2. Department of Chemistry, St. Petersburg State University, Universitetsky Pr.
26, 198504, St. Petersburg, Russia
3. Max Born Institut für Nichtlineare Optik und Kurzzeitspektroskopie, Max Born Strasse 2A, D-12489 Berlin, Germany
4. Department of Physics, St. Petersburg State University, Uljanovskaja 1, 198504,
St. Petersburg, Russia