PtSn/C alloyed and non-alloyed materials: differences in the ethanol electro-oxidation reaction pathways - Silva, J C M; Parreira, L. S.; De Souza, R F B; Calegaro, Marcelo Luiz; Spinacé, E. V.; Neto, A. O.; Santos, M. C. (Applied Catalysis B: Environmental, 2011)