1. Institute on Membrane Technology, ITM-CNR, Via P. Bucci, Cubo 17/C, 87036 Rende (CS), Italy
2. School of Chemistry, University of Edinburgh, Joseph Black Building, West Mains Road, Edinburgh EH9 3JJ, U.K.
3. Department of Physical Chemistry, Institute of Chemical Technology, Technická 5, Prague 6, 166 28, Czech Republic
4. A.V. Topchiev
Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky Prospect, 119991, Moscow, Russia
5. N. N. Semenov Institute
of Chemical Physics, Russian Academy of Sciences, 4 Kosygina
Street, 117334, Moscow, Russia
6. Department of Materials Science, University of Milano-Bicocca, Via R.Cozzi 55, 20125, Milan, Italy