1. Institute of Physics, Johannes Gutenberg University Mainz, Staudingerweg 7, 55099 Mainz, Germany
2. University of Vienna, Faculty of Chemistry, Institute of Physical Chemistry, Währinger Straße 42, 1090 Vienna, Austria
3. University of Vienna, Vienna Doctoral School in Chemistry (DoSChem), Währinger Straße 42, 1090 Vienna, Austria
4. Department of Chemistry and Biochemistry, Baylor University, 76706 Waco, Texas, USA
5. Department of Physics, Ruhr Universität Bochum, 44780 Bochum, Germany