[1] CNR, Natl Res Council Italy, Inst Membrane Technol ITM, Via P Bucci Univ Calabria,Cubo 17-C, I-87036 Arcavacata Di Rende, CS, Italy
[2] Univ Calabria, Dept Environm & Chem Engn DIATIC, UNICAL, Via P Bucci Cubo 45-A, I-87036 Arcavacata Di Rende, CS, Italy
[3] CNR, Inst Crystallog, Natl Res Council Italy, Via G Amendola 122-O, I-70126 Bari, BA, Italy
[4] Polytech Bari, Dept Elect & Informat Engn DEI, Via G Orabona 4, I-70125 Bari, BA, Italy
[5] CNR, Natl Res Council Italy, Inst Calculus Applicat Mauro Picone IAC, Via G Amendola 122-O, I-70126 Bari, BA, Italy