1. Institute of Electronic Structure and Laser, Foundation for Research and Technology—Hellas (FORTH), 700 13 Heraklion, Greece
2. Non-Destructive Techniques Laboratory, University of West Attica, 122 41 Egaleo, Greece
3. Institute of Computer Science (ICS), Foundation for Research and Technology—Hellas (FORTH), 700 13 Heraklion, Greece