1. Center for Microelectromechanical Systems (CMEMS-UMinho), University of Minho, 4800-058 Guimarães, Braga, Portugal
2. Dept. of Dental Sciences, School of Dentistry, University Institute of Health Sciences (IUCS), CESPU, 4585-116 Gandra PRD, Portugal
3. Ceramic and Composite Materials Research Group (CERMAT), Departmenf of Mechanical Engineering (EMC), Federal University of Santa Catarina (UFSC), 88040-900 Florianópolis/SC, Brazil