1. Department of Digital Industry Technologies, National and Kapodistrian University of Athens, Athens, Greece
2. CentraleSupélec, Campus Rennes, Cesson Sevigne, France
3. Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece
4. Department of Physics, Section of Electronic Physics and Systems, National and Kapodistrian University of Athens, Athens, Greece