1. Dipartimento
di Scienze e Tecnologie Chimiche, Università “Tor Vergata”, Via della Ricerca Scientifica 1, I-00133 Rome, Italy
2. National
Institute for Nanotechnology, National Research Council of Canada, 11421
Saskatchewan Drive, Edmonton, Alberta, Canada T6G 2M9
3. Department
of Chemistry, University of British Columbia, Okanagan, 3333 University Way, Kelowna, British Columbia, Canada V1 V 1 V7