| Authors: |
Almeida ÉWA; Institute of Science, Engineering and Technology, Federal University of Jequitinhonha and Mucuri Valleys, Teófilo Otoni, Minas Gerais 39803-371, Brazil., Dazon CMC; Institute of Science, Engineering and Technology, Federal University of Jequitinhonha and Mucuri Valleys, Teófilo Otoni, Minas Gerais 39803-371, Brazil., Rodriguez MDVR; Institute of Science, Engineering and Technology, Federal University of Jequitinhonha and Mucuri Valleys, Teófilo Otoni, Minas Gerais 39803-371, Brazil., Nobre TM; Institute of Physics of São Carlos, University of São Paulo, São Carlos, São Paulo 13560-970, Brazil., Pereira MC; Institute of Science, Engineering and Technology, Federal University of Jequitinhonha and Mucuri Valleys, Teófilo Otoni, Minas Gerais 39803-371, Brazil., Monteiro DS; Institute of Science, Engineering and Technology, Federal University of Jequitinhonha and Mucuri Valleys, Teófilo Otoni, Minas Gerais 39803-371, Brazil. |