1. Laboratory of Environmental Catalysis, School of Chemical and Environmental Engineering, Technical University of Crete (TUC), GR-73100 Chania, Greece
2. Laboratory of Physical Chemistry and Chemical Processes, School of Chemical and Environmental Engineering, Technical University of Crete (TUC), GR-73100 Chania, Greece
3. Foundation for Research and Technology-Hellas/Institute of GeoEnergy (FORTH/IG), GR-73100 Chania, Greece