1. Department of Physics, University of Thessaly, 35100 Lamia, Greece
2. Institute of Chemical Biology, National Hellenic Research Foundation, 11635 Athens, Greece
3. Laboratory of Physical Chemistry, Department of Chemistry, National and Kapodistrian University of Athens, 15784 Athens, Greece
4. Theoretical and Physical Chemistry Institute, National Hellenic Research Foundation, 11635 Athens, Greece
5. Faculty of Chemistry, Wrocław University of Science and Technology, Wyb. Wyspiańskiego 27, PL-50370 Wrocław, Poland