Institution: | Instituto de Física, Universidade de São Paulo, Caixa Postal 20516, CEP 01498, Sáo Paulo, SP, Brazil,; Institute for Nuclear Sciences, University of Gent, Proeftuinstraat 86, B-9000 Gent, Belgium;, and Department of Chemistry, University of Antwerp UIA, Universiteitsplein 1, B-2610 Antwerp-Wilrijk, Belgium |