1. Brazilian Nanotechnology National Laboratory, Brazilian Center for Research in Energy and Materials, Campinas, São Paulo 13083-970, Brazil
2. Leopoldo Américo Miguez de Mello Research and Development Center, Petrobras, Rio de Janeiro, RJ 21941-598, Brazil
3. Institute of Chemistry, University of Campinas, Campinas, São Paulo 13083-970, Brazil
4. Federal University of ABC, Santo André, São Paulo 09210-580, Brazil
5. São Carlos Institute of Chemistry, University of São Paulo, São Carlos, São Paulo 09210-580, Brazil