Affiliation: | 1. Nanotechnology Research Division, Centre for Mechanical Technology and Automation, Department of Mechanical Engineering, University of Aveiro, 3810-193 Aveiro, Portugal;2. Department of Ceramic Engineering, University of Aveiro, CICECO, 3810-193 Aveiro, Portugal;3. Department of Physics and Astronomy “Galileo Glalilei”, University of Padova, via Marzolo 8, 35131, Padova, Italy |