1. University of Novi Sad, Faculty of Sciences, Department of Physics, Trg D. Obradovića 4, 21000 Novi Sad, Serbia
2. University of Novi Sad, Faculty of Technical Sciences, Trg D. Obradovića 6, 21000 Novi Sad, Serbia
3. Foundation for Research and Technology Hellas—Institute of Chemical Engineering Sciences (FORTH/ICE-HT), P.O. Box 1414, GR-26504 Rio-Patras, Greece
4. Department of Chemistry, National and Kapodistrian University of Athens, University Campus, GR-15784 Zografou, Athens, Greece