George C. Alexandropoulos, Bo Kum Jung, Panagiotis Gavriilidis, Sérgio Matos, Lorenz H. W. Loeser, Varvara Elesina, Antonio Clemente, Raffaele D’Errico, Luís M. Pessoa, Thomas Kürner, “Characterization of Indoor Reconfigurable Intelligent Surface-Assisted Channels at 304 GHz: Experimental Measurements, Challenges, and Future Directions,” in IEEE Vehicular Technology Magazine, July 2025

C. K. Sheemar, W. U. Khan, G. C. Alexandropoulos, M. Ahmed and S. Chatzinotas, “Minimum Mean Squared Error Holographic Beamforming for Sum-Rate Maximization,” in IEEE Wireless Communications Letters, June 2025

P. Gavriilidis, D. Mishra, B. Smida, E. Basar, C. Yuen and G. C. Alexandropoulos, “Active Reconfigurable Intelligent Surfaces: Circuit Modeling and Reflection Amplification Optimization,” in IEEE Open Journal of the Communications Society, June 2025

Rezaki, A., Trichias, K., Mesodiakaki, A., Gavras, A., Aseeva, A., Berardinelli, G., Osman, H., Gutiérrez Terán, J., Petersen, K., Gramaglia, M., Katz, M., Bezzi, M., & Ghoraishi, M. “Sustainability in SNS JU Projects – Targets, Methodologies, Trade-offs and Implementation Considerations Towards 6G Systems”. Zenodo. May 2025

B. K. Jung et al., “T-RIS and R-RIS Experimental Characterization in the Sub-THz Band,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

A. Kumar, J. L. Gonzalez-Jimenez, L. Lucci, A. Siligaris and A. Clemente, “A Phase Correcting Surface Based on a D-Band Transmitarray Antenna Using Hybrid-PCB-CMOS Technology,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-4, May 2025

B. Ouardi, R. Sauleau and A. Clemente, “Multifunctional Dual-Band Metasurface-Based Transmit- and Reflect-Arrays at Sub-THz,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 01-04, May 2025

Y. Ma, Q. Luo, Y. Zhou and G. Yang, “Wide-Angular Scanning Performance Enhancement Phased Aarray Using Phase Gradient Metasurface,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

S. Finich, M. Elsaid, S. I. Inacio, H. M. Salgado and L. M. Pessoa, “Analysis of Reconfigurable Reflective Unit Cells in Waveguide Environment for Ka and D Band,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

Z. Ebadi et al., “Near-Field Localization With Extremely Large Scale Antenna Arrays in the Presence of Mutual Coupling,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

L. H. W. Loeser, S. Matos and T. Kürner, “Channel Measurements Involving Passive RIS at 300 GHz,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

Z. Lu, C. Zha, Q. Luo, B. Tang and Y. Cai, “Unit Cell Design for a Low-Profile Dual-Frequency Dual-Sense Circularly Polarized Folded Transmitarray,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-4, May 2025

M. Defives, R. Sauleau, O. Koutsos, M. Caillet and A. Clemente, “Design and Characterization of a Transmitarray for Near-Field Focusing at Sub-THz,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

B. K. Jung, J. M. Eckhardt, V. V. Elesina and T. Kürner, “Double Directional Channel Measurements at 300 GHz in Indoor Environments Enhanced by Reconfigurable Intelligent Surfaces,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

T. E. S. Oliveira, J. R. Reis, I. Cuiñas and R. F. S. Caldeirinha, “A Reconfigurable Intelligent Surface for 3.6 GHz Based on a Double Squared Slot Shaped Element,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

M. Elsaid, S. Finich, H. M. Salgado and L. M. Pessoa, “1-Bit Reconfigurable Intelligent Surface Unit Cell Based on Non-Volatile Technology at D-Band,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

G. Jensen, B. K. Jung, Q. Luo and T. Kürner, “Enhancing Wireless Communications at 300 GHz using RIS in an Industrial Scenario,” 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-5, May 2025

Ruiqi Liu, Shuang Zheng, Qingqing Wu, Yifan Jiang, Nan Zhang, Yuanwei Liu, Marco Di Renzo, and George C. Alexandropoulos, “Sustainable Wireless Networks via Reconfigurable Intelligent Surfaces (RISs): Overview of the ETSI ISG RIS”, in IEEE Communications Standards Magazine, May 2025

Y. Ma, Y. Guo, Q. Luo, Y. Zhou, G. Yang and S. Gao, “Phase-Only Pattern Synthesis of Domino Tiling Irregular Arrays Based on Deep Reinforcement Learning and Gradient-descent Optimization,” in IEEE Transactions on Antennas and Propagation, May 2025

M. R. Camana, Z. Abdullah, C. E. Garcia, E. Lagunas and S. Chatzinotas, “Rate-Splitting Multiple Access for a Multi-RIS-Assisted Cell-Free Network with Low-Resolution DACs,” 2025 IEEE Wireless Communications and Networking Conference (WCNC), Milan, Italy, 2025, pp. 1-6, May 2025

P. Gavriilidis and G. C. Alexandropoulos, “Near-Field Beam Tracking with Extremely Large Dynamic Metasurface Antennas,” in IEEE Transactions on Wireless Communications, March 2025

I. Gavras and G. C. Alexandropoulos, “Near-Field Localization with Dynamic Metasurface Antennas at THz: A CRB Minimizing Approach,” in IEEE Wireless Communications Letters, March 2025

G. Stamatelis, K. Stylianopoulos and G. C. Alexandropoulos, “Evolving Multi-Branch Attention Convolutional Neural Networks for Online RIS Configuration,” in IEEE Transactions on Cognitive Communications and Networking, March 2025

L. Lucci, I. Charlet, Y. Gobil, F. Morisot, J. Delprato, S. Ruel, C. Benotmane, F. Laulagnet, P. Dezest, R. Bon, T. Bordignon, A. Clemente, A. Kumar, A. Anotta, T. Billon, B. Duriez, and E. Morvan, “CMOS Compatible 200 mm GaN-on-Si HEMTs for RF Switch Applications with 36 dBm CW Power Handling and 200 FS RonCoff,” 2024 IEEE International Electron Devices Meeting (IEDM), San Francisco, CA, USA, February 2025

Trichias, K., Christopoulou, M., Porambage, P., Benzaid, C., Vassiliou, V., Artuñedo Guillén, D., Tsolkas, D., Avgeris, M., Papagianni, C., Jain, A., Kilper, D., & Chen, T.  “AI/ML as a Key Enabler of 6G Networks: Methodology, Approach and AI-Mechanisms in SNS JU”. Zenodo. January 2025

P. N. Vummadisetty, J. Andres Vasquez-Peralvo, S. Chatzinotas, J. C. Merlano Duncan, A. Zorkun and T. Phan, “Power Scalability Modeling of Reconfigurable Intelligent Surfaces for THz Applications,” 2024 International Symposium on Antennas and Propagation (ISAP), Incheon, Korea, Republic of, 2024, pp. 1-2, January 2025

B. K. Jung, V. V. Elesina, S. Matos, R. D’Errico and T. Kürner, “Initial Assessment of THz Indoor Channel with Passive Reflective Intelligent Surfaces,” 2024 International Symposium on Antennas and Propagation (ISAP), Incheon, Korea, Republic of, 2024, pp. 1-2, January 2025

Mahesh Birari, Deepak Singh Nagarkoti, Anestis Katsounaros, Hruday Kumar Reddy Mudireddy, Jagannath Malik, George C. Alexandropoulos, “Dual Dielectric Metasurface for Simultaneous Sensing and Reconfigurable Reflections,” arXiv preprint (to be presented in EuCAP 2025), January 2025

B. K. Jung and T. Kürner, “Impact of Safety Angle on Channel Capacity in THz X-Haul Links,” 2024 International Symposium on Antennas and Propagation (ISAP), Incheon, Korea, Republic of, 2024, pp. 1-2, January 2025

A. E. Zorkun, J. Andres Vasquez Peralvo, P. N. Vummadisetty and S. Chatzinotas, “RIS Subset Selection/Assignment Based on Multi-Armed Bandit in Multi-RIS-Aided Communications,” 2024 International Symposium on Antennas and Propagation (ISAP), Incheon, Korea, Republic of, 2024, pp. 1-2, January 2025

Fabio Cardoso, Sérgio Matos, Luís M. Pessoa, George C. Alexandropoulos, “Indoor Channel Characterization with Extremely Large Reconfigurable Intelligent Surfaces at 300 GHz,” arXiv preprint (to be presented in EuCAP 2025), January 2025

Ahmet M. Elbir, Symeon Chatzinotas, “Chapter 11 – Beamforming architectures for integrated sensing and communications in millimeter-wave and terahertz,” Integrated Sensing and Communications for Future Wireless Networks, Academic Press, 2025, pages 283-302, January 2025

Zohreh Ebadi, Amir Masoud Molaei, George C. Alexandropoulos, Muhammad Ali Babar Abbasi, Simon Cotton, Anvar Tukmanov, and Okan Yurduseven, “Near-Field Localization with Antenna Arrays in the Presence of Direction-Dependent Mutual Coupling,” in IEEE Transactions on Vehicular Technology, January 2025.

Zahra Rahimian Omam, Hamidreza Taghvaee, Ali Araghi, Maria Garcia-Fernandez, Guillermo Alvarez-Narciandi, George C. Alexandropoulos, Okan Yurduseven, Mohsen Khalily, “Holographic Metasurfaces Enabling Wave Computing for 6G: Status Overview, Challenges, and Future Research Trends,” arXiv preprint, January 2025

F. Saggese, V. Croisfelt, K. Stylianopoulos, G. C. Alexandropoulos and P. Popovski, “Control Plane for Reconfigurable Intelligent Surfaces,” in IEEE Communications Standards Magazine, vol. 8, no. 4, pp. 24-30, December 2024

Uusitalo, Mikko, Carlos Jesus Bernardos, Alexandros Kaloxylos, Didier Arnaud Bourse, Toon Norp, Håkon Lønsethagen, Artur Hecker, Patrik Rugeland, Chrysa Papagianni, and Ömer Bulakci. “European Vision for the 6G Network Ecosystem.” Zenodo, November 2024.

Ioannis Gavras, George C. Alexandropoulos, “Simultaneous Communications and Sensing with Hybrid Reconfigurable Intelligent Surfaces”, arXiv preprint, November 2024

Ioannis Gavras, George C. Alexandropoulos, “Circuit-Compliant Optimization of Dynamic Metasurface Antennas for Near-Field Localization”, arXiv preprint, November 2024

George Stamatelis, Panagiotis Gavriilidis, Aymen Fakhreddine, George C. Alexandropoulos, “On the Detection of Non-Cooperative RISs: Scan B-Testing via Deep Support Vector Data Description”, arXiv preprint (submitted to an IEEE conference), November 2024

C. K. Sheemar, S. Chatzinotas, D. Slock, E. Lagunas and J. Querol, “Parallel and Distributed Hybrid Beamforming for Multicell Millimeter Wave MIMO Full Duplex,” in IEEE Transactions on Vehicular Technology, October 2024.