[1] Univ Calabria, ITM, CNR, Inst Membrane Technol, I-87030 Arcavacata Di Rende, CS, Italy
[2] CR ENEA Frascati, Unita Tecn Sci Fus, I-00044 Frascati, Italy
[3] Univ Genoa, Dipartimento Chim & Chim Ind, I-16146 Genoa, Italy
[4] Univ Pisa, CNR, ICCOM, I-50126 Pisa, Italy
[5] Univ Calabria, Dept Chem Engn & Mat, I-87030 Arcavacata Di Rende, CS, Italy