On the Error Analysis of Hexagonal-QAM Constellations. - Thrassos K. Oikonomou; Sotiris A. Tegos; Dimitrios Tyrovolas; Panagiotis D. Diamantoulakis; George K. Karagiannidis (IEEE Commun. Lett., 2022)

On the Performance of RIS-assisted Networks with HQAM. - Thrassos K. Oikonomou; Dimitrios Tyrovolas; Sotiris A. Tegos; Panagiotis D. Diamantoulakis; Panagiotis G. Sarigiannidis; Christos Liaskos; George K. Karagiannidis (EuCNC/6G Summit, 2024)

CNN-Based Automatic Modulation Classification Under Phase Imperfections. - Thrassos K. Oikonomou; Nikos G. Evgenidis; Dimitrios G. Nixarlidis; Dimitrios Tyrovolas; Sotiris A. Tegos; Panagiotis D. Diamantoulakis; Panagiotis G. Sarigiannidis; George K. Karagiannidis (IEEE Wirel. Commun. Lett., 2024)

Increasing Reliability in Hybrid RF-Optical Networks: A Cross-Band Modulation Design. - Thrassos K. Oikonomou; Sotiris A. Tegos; Panagiotis D. Diamantoulakis (WCNC, 2025)

A Novel Super Constellation Design Paradigm. - Thrassos K. Oikonomou; Dimitrios Tyrovolas; Sotiris A. Tegos; Panagiotis D. Diamantoulakis; Panagiotis G. Sarigiannidis; George K. Karagiannidis (WCNC, 2025)

On the Design of Super Constellations. - Thrassos K. Oikonomou; Dimitrios Tyrovolas; Sotiris A. Tegos; Panagiotis D. Diamantoulakis; Panagiotis G. Sarigiannidis; George K. Karagiannidis (IEEE Open J. Commun. Soc., 2025)

Elliptic Curve Modulation (ECM) for Extremely Robust Physical Layer Encryption. - Thrassos K. Oikonomou; George K. Karagiannidis (IEEE Trans. Inf. Forensics Secur., 2025)