Affiliation: | 1.Department of Physics, State University of Londrina (UEL), Londrina, Paraná, Brazil ;2.Department of Chemistry, State University of Londrina (UEL), Londrina, Paraná, Brazil ;3.Johnson Matthey, Blount’s Court, Reading, RG4 9NH, UK ;4.Institute of Science, Technology and Innovation, Federal University of Bahia (UFBA), Cama?ari, Brazil ; |