1. Dentistry Department, University of Ribeirão Preto – UNAERP, Ribeirão Preto – SP, Brazil.
2. Laboratory of Biomaterials Research, University of Uberaba, Uberaba – MG, Brazil.
3. Restorative Dentistry Department, School of Dentistry of Ribeirão Preto, University of São Paulo, Ribeirão Preto – SP, Brazil.
4. Department of Physics, University of São Paulo, Ribeirão Preto – SP, Brazil.