1. Department of Chemistry, Brock University, 500 Glenridge Avenue, St. Catharines, Ontario, Canada L2S 3A1, Department of Physics, Brock University, 500 Glenridge Avenue, St. Catharines, Ontario, Canada L2S 3A1, Dpto. de Quimica Fisica y Analitica, Universitat Jaume I, Avda. Sos Baynat s/n, 12701 Castellón, Spain