1. Engineering Physics Department, Engineering Faculty, University of Porto, R. Dr. Roberto Frias, s/n, 4200-465 Porto, Portugal
2. LAETA – INEGI, Institute of Science and Innovation in Mechanical and Industrial Engineering, R. Dr. Roberto Frias 400, 4200-465 Porto, Portugal
3. MatER, Materials for Energy Research, Engineering Faculty, University of Porto, 4200-465 Porto, Portugal