1. Institute
of Physical and Theoretical Chemistry, University of Regensburg, D-93040 Regensburg, Germany
2. Department
of Physical Chemistry, Faculty of Chemistry and Technology, University of Split, Teslina 10/V, 21000, Split, Croatia
3. Institut de Chimie Séparative de Marcoule, UMR5257 CEA/CNRS/UM2/ENSCM, Bat 426, Marcoule, France