  | NTONTIN, K., Bjornson, E., Boulogeorgos, A.-A. A., ABDULLAH, Z., Mesodiakaki, A., Abadal, S., & CHATZINOTAS, S. (September 2023). Time- and Unit-Cell Splitting Comparison for the Autonomous Operation of Reconfigurable Intelligent Surfaces. IEEE Transactions on Green Communications and Networking, 7 (3), 1566 - 1582. doi:10.1109/TGCN.2023.3266925  Peer Reviewed verified by ORBi |
 | Abdullah, Z., Kisseleff, S., Lagunas, E., Ha, V. N., Zeppenfeldt, F., & Chatzinotas, S. (2023). Integrated Access and Backhaul via Satellites. In IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Toronto, Canada, Sept. 2023. doi:10.1109/PIMRC56721.2023.10294025 Peer reviewed |
  | Papazafeiropoulos, A., Tran, L.-N., ABDULLAH, Z., Kourtessis, P., & CHATZINOTAS, S. (2023). Achievable Rate of a STAR-RIS Assisted Massive MIMO System Under Spatially-Correlated Channels. IEEE Transactions on Wireless Communications, 1-1. doi:10.1109/TWC.2023.3290325 Peer Reviewed verified by ORBi |
 | Ha, V. N., Abdullah, Z., Eappen, G., Merlano Duncan, J. C., Palisetty, R., Gonzalez Rios, J. L., Alves Martins, W., Chou, H.-P., Vasquez-Peralvo, J. A., Garces Socarras, L. M., Chaker, H., & Chatzinotas, S. (2022). Joint Linear Precoding and DFT Beamforming Design for Massive MIMO Satellite Communication. In IEEE Global Communications Conference GLOBECOM 2022. Peer reviewed |
 | Abdullah, Z., Papazafeiropoulos, A., Kisseleff, S., Chatzinotas, S., & Ottersten, B. (July 2022). Impact of phase-noise and spatial correlation on double-RIS-assisted multiuser MISO networks. IEEE Wireless Communications Letters, 11 (7), 1473-1477. doi:10.1109/LWC.2022.3175539 Peer Reviewed verified by ORBi |
 | Abdullah, Z., Chen, G., Lambotharan, S., & Chambers, J. (2022). Low-Complexity Antenna Selection and Discrete Phase-Shifts Design in IRS-Assisted Multiuser Massive MIMO Networks. IEEE Transactions on Vehicular Technology. doi:10.1109/TVT.2022.3147330 Peer Reviewed verified by ORBi |
 | Abdullah, Z., Alexandropoulos, G. C., Kisseleff, S., Chatzinotas, S., & Ottersten, B. (2022). Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis. In IEEE Global Communication Conference, Rio de Janeiro, Brazil. Peer reviewed |
 | Abdullah, Z., Kisseleff, S., Alves Martins, W., Chen, G., Sanguinetti, L., Ntontin, K., Papazafeiropoulos, A., Chatzinotas, S., & Ottersten, B. (2022). Cooperative Hybrid Networks with Active Relays and RISs for B5G: Applications, Challenges, and Research Directions. IEEE Wireless Communications. doi:10.1109/MWC.012.2200292 Peer Reviewed verified by ORBi |
 | Abdullah, Z., Kisseleff, S., Ntontin, K., Alves Martins, W., Chatzinotas, S., & Ottersten, B. (2022). Double-RIS Communication with DF Relaying for Coverage Extension: Is One Relay Enough? In IEEE International Conference on Communications, Seoul, May 2022. Peer reviewed |
 | Ntontin, K., Boulogeorgos, A.-A. A., Abdullah, Z., Mesodiakaki, A., Abadal, S., & Chatzinotas, S. (2022). Time vs. Unit Cell Splitting for Autonomous Reconfigurable Intelligent Surfaces [Paper presentation]. IEEE GLOBECOM 2022. |
 | Abdullah, Z., Kisseleff, S., Ntontin, K., Alves Martins, W., Chatzinotas, S., & Ottersten, B. (2022). Successive Decode-and-Forward Relaying with Reconfigurable Intelligent Surfaces. In IEEE International Conference on Communications, Seoul, May 2022. Peer reviewed |
 | Papazafeiropoulos, A., Abdullah, Z., Kourtessis, P., Kisseleff, S., & Krikidis, I. (2022). Coverage Probability of STAR-RIS-Assisted Massive MIMO Systems With Correlation and Phase Errors. IEEE Wireless Communications Letters. doi:10.1109/LWC.2022.3179653 Peer Reviewed verified by ORBi |
 | Fang, S., Chen, G., Abdullah, Z., & Li, Y. (2022). Intelligent Omni Surface-Assisted Secure MIMO Communication Networks With Artificial Noise. IEEE Communications Letters. doi:10.1109/LCOMM.2022.3159575 Peer Reviewed verified by ORBi |