Alexandros Papadopoulos received the Diploma degree in electrical engineering from the Aristotle University of Thessaloniki (AUTH), Thessaloniki, Greece, in 2019. He is currently pursuing the Ph.D. degree with the Department of Computer Science and Engineering, University of Ioannina, Ioannina, Greece. Since 2020, he has been a Research Assistant with the Center for Research and Technology Hellas/Informatics and Telematics Institute (CERTH/ITI), Thessaloniki. His research interests include 5G and beyond communication networks, V2X ecosystems, metasurfaces, and wireless channel engineering.