1. Universidade Federal de Minas Gerais,Graduate Program in Electrical Engineering,Belo Horizonte,Brazil
2. Universidade Federal de Minas Gerais,Electrical Engineering Department,Belo Horizonte,Brazil
3. Universidade Federal de Minas Gerais,Department of Chemistry,Belo Horizonte,Brazil
4. Instituto Federal de Educação Ciência e Tecnologia de Minas Gerais,Department of Chemistry/ICEx,Betim,Brazil
5. Universidade Federal de Minas Gerais,Department of Chemistry/ICEx,Belo Horizonte,Brazil