Research group Alexandros-Apostolos A. Boulogeorgos Assistant Professor Wireless communications Communication Systems Communications theory High-frequency communications Quantum wireless communications Unconventional communications Hardware-constraints communications Physical layer security Communications and Signal Processing for Biomedical Engineering Alexandros Pitilakis Postdoctoral researcher Electromagnetic theory Photonics Optical fiber communications Metamaterials & antenna design Athanasios Chrysologou Postdoctoral researcher Wireless Communications Optical Wireless Communications High-frequency communications Mutiple Access Backscatter communications UAV-assisted communications Reconfigurable intelligent surface empowered communications Evangelos Koutsonas PhD candidate Integrated sensing and communications Reconfigurable intelligent surface empowered wireless systems High-frequency communications Underwater optical wireless communications Beam tracking Alexandros Katsios PhD candidate Optical wireless communications Optical metasurfaces Beamforming, beam-shaping, beam-focusing Electromagnetic theory Channel characterization Vasileios Kouvakis PhD candidate Semantic communications Resource management AI for communications Neuromorphic wireless communications and networks Theoretical fundations of machine learning Optimization theory