Publications

– F. Alizadeh, I. F. Akyildiz, K.  Andersen, S. E. Þorsteinsson, “Active Metasurfaces for Underwater Acoustic RIS: Control-Ready Reflection Modeling and Multifunctional Wave Control”, submitted for publication, 2026.

– F. Alizadeh, I. F. Akyildiz, K. Andersen, S. E. Þorsteinsson, “Programmable Active Metasurfaces for Underwater Acoustic RIS: OAM Wave Synthesis and Structured-Beam Communications”, submitted for publication, 2026.

– Mahgoli, I. F. Akyildiz, K. Andersen, T. S. Giesta da Silva, and S. E. Þorsteinsson, “Learning Ocean Channel Cartography: A Digital Twin Approach to Communication-Aware Autonomy for Maritime 6G”, IEEE Transactions on Communications,Under Review (Manuscript ID: TCOM-TPS-26-0206).

– Mahgoli, I. F. Akyildiz, K. Andersen, S. E. Þorsteinsson, and M. Ö. Úlfarsson, “A Hierarchical AI-Driven Hybrid Communication Framework for Underwater Swarm Coordination: Enabling Nanosecond Synchronization and Robust Cooperative MIMO Performance”, IEEE Internet of Things Journal,Published in 30th of March 2026.

– Alizadeh, I. F. Akyildiz, K. Andersen, S. E. Þorsteinsson, “Tunable Active Metasurfaces for Next Generation Underwater aRIS-assisted Communication” ACM WUWNet conference, 2025. Received the Best Paper Award.

– Mahgoli, I. F. Akyildiz, T. S. Giesta da Silva, S. T. Jonsson, K. Andersen, and S. E. Þorsteinsson, “Steering Uncertainty: Physics-Informed Mean Field Games for AUV Swarm Coordination in Underwater IoT” IEEE International Symposium on the Internet of Things (ISIoT 2026), Reykjavik, Iceland. Submitted for Presentation.

– Mahgoli,  I. F. Akyildiz, T. S. Giesta da Silva, K. Andersen, S.E. Thorsteinsson, “Liquid Neural Semantic Communication for Packet-Loss Resilient Underwater Acoustics” Eighth Underwater Communications and Networking Conference, UComms 2026, Sestri Levante, Italy. Submitted for Presentation.

– H. Guo, , I. F. Akyildiz, , S. E. Thorsteinsson, and K. Andersen, “Joint Wireless Charging Planning and Task Assignment for Autonomous Underwater Vehicles”, to appear at IEEE Global Communications Conference (GLOBECOM), December 2025.

– Farzad Alizadeh, Ian F. Akyildiz, Hongzhi Guo, Kristinn Andersen, and Saemundur E. Thorsteinsson, “Reconfigurable Intelligent Surfaces for Underwater Acoustic Wave Control: Tonpilz Transducer Design, Beam Steering, and Coupling Mitigation”,  submitted for publication, August 2025.
 
– L. Zhao, J. Tan, J. Wang, I.F. Akyildiz, Z. Sun, “Increasing Underwater Channel Capacity and Dof using Acoustic RIS”, submitted for publication, July 2025.
 
– N. Tang, Y. Liu, X. Chu and I.F. Akyildiz, “Optimal Energy Efficiency in Underwater Acoustic Backscatter Networks: A Piezoelectric Design and Channel Optimization Framework”, submitted for publication, July 2025.
 
– T. Girici, H. Guo, I. F. Akyildiz, K. Andersen, and S. E. Thorsteinsson, “Formation Control for Swarm Underwater Vehicles using Multi-agent Deep Reinforcement Learning”, in Proc. 8th Int. Balkan Conf. on Communications and Networking (BalkanCom), June 2025.
 
– L.Zhao, J. Tan, J. Wang, I.F. Akyildiz and Z. Sun, “Covering Underwater Shadow Zones using Acoustic Reconfigurable Intelligent Surfaces”,  IEEE Infocom (premier conference in Networking) Proceedings, May 2025.

 

– S. J. Norðfjörð, S.  E. Thorsteinsson, and K. Andersen “Powering Underwater Robotics Sensor Networks through Ocean Energy Harvesting and Wireless Power Transfer Methods”, submitted for publication, December 2024.
 
– N. Tang, Y. Liu, X. Chu, I.F. Akyildiz, “Design, Modeling and Analysis of Underwater Acoustic Backscatter Communications”, IEEE ICC (International Computer Communications) Conf., Denver, Colorado, USA, June 2024.