1. Department of Mechanical EngineeringPontifícia Universidade Católica de Minas Gerais—PUC Belo Horizonte Minas Gerais Brazil
2. Department of ChemistryUniversidade Federal de Minas Gerais—UFMG Belo Horizonte Minas Gerais Brazil
3. Department of Metallurgical and Materials EngineeringUniversidade Federal de Minas Gerais—UFMG Belo Horizonte Minas Gerais Brazil