1. Graduate Program in Materials Science and Engineering Federal University of São Carlos Rodovia Washington Luiz, km 235 São Carlos São Paulo 13565‐905 Brazil
2. Department of Materials Engineering Federal University of São Carlos Rodovia Washington Luiz, km 235 São Carlos São Paulo 13565‐905 Brazil
3. Institute of Science and Technology Federal University of São Paulo Rua Talim, 330 São José dos Campos São Paulo 12231‐280 Brazil