1. Nanotechnology National Laboratory for Agriculture (LNNA), Embrapa Instrumentação, São Carlos 13560-970, Brazil
2. São Carlos Institute of Physics (IFSC), University of São Paulo (USP), São Carlos 13566-590, Brazil
3. Federal Institute of São Paulo (IFSP), Araraquara 14804-296, Brazil
4. Embrapa Gado de Leite CEP, Juiz de Fora 3603-330, Brazil
5. Programa de Pós-Graduação em Ciências Veterinárias, Federal University of Lavras (UFLA), Lavras 37200-900, Brazil
6. Department of Mathematics and Computer Science, Eindhoven University of Technology (TU/e), Eindhoven 5600 MB, the Netherlands