1. Laboratory of Molecular Engineering,
Department of Physics, University of Patras, Patras GR-26500, Greece
2. Laboratory of Organic Chemical
Technology, Department of Chemistry, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece
3. Department of Chemistry, University of Crete, P.O. Box 1470, Iraklion 714 09,
Crete, Greece