1. Institute of Electronic Structure and Laser (IESL), Foundation for Research and Technology─Hellas (FORTH), N. Plastira100, Vassilika Vouton, Heraklion GR-70013, Greece
2. Department of Materials Science and Technology, University of Crete, Heraklion 70013, Greece
3. Department of Agriculture, Hellenic Mediterranean University, Estavromenos, Heraklion GR-71410, Greece
4. Department of Chemistry, University of Crete, Heraklion 710 03, Crete, Greece
5. Department of Electronics and Nanoengineering, School of Electrical Engineering, Aalto University, 02150 Espoo, Finland
6. Theoretical and Physical Chemistry Institute, National Hellenic Research Foundation, Athens GR-11635, Greece
7. Department of Industrial Design and Production Engineering, University of West Attica, Athens 12244, Greece