​SUBMITTED PUBLICATIONS & PAPERS

1.     E. C. Strinati, G. C. Alexandropoulos, V. Sciancalepore, M. Di Renzo, H. Wymeersch, D-T Phan-huy, M. Crozzoli, R. D'Errico, E. De Carvalho, P. Popovski, P. Di Lorenzo, L. Bastianelli, M. Belouar, J. E. Mascolo, G. Gradoni, S. Phang, G. Lerosey, B. Denis, "Wireless environment as a service enabled by reconfigurable intelligent surfaces: The RISE-6G perspective", Joint EuCNC & 6G Summit, Porto, Portugal, 8–11 June 2021, https://arxiv.org/abs/2104.06265

2.     G. C. Alexandropoulos, K. Katsanos, M. Wen, and D. B. da Costa, "Safeguarding MIMO communications with reconfigurable metasurfaces and artificial noise", in Proc. IEEE International Conference on Communications, Montreal, Canada, 14–18 June 2021, pp. 1–6,

https://arxiv.org/abs/2005.10062

3.     P. Di Lorenzo, M. Merluzzi, and E. Calvanese Strinati, "Dynamic mobile edge computing empowered by reconfigurable intelligent surfaces", Proc. of 22nd IEEE International Conference on Signal Processing Advances in Wireless Communications, pp. 526-530, Sept. 2021, https://arxiv.org/abs/2112.11269

4.   J. Yuan, M. Wen, Q. Li, E. Basar, G. C. Alexandropoulos, and G. Chen, "Receive quadrature reflecting modulation for RIS-empowered wireless communications", IEEE Transactions on Vehicular Technology, vol. 70, no. 5, pp. 5121–5125, May 2021,

https://www.researchgate.net/publication/350774041_Receive_Quadrature_Reflecting_Modulation_for_RIS-Empowered_Wireless_Communications

5.     X. Qian and M. D. Renzo, "Mutual coupling and unit cell aware optimization for reconfigurable intelligent surfaces," in IEEE Wireless Communications Letters, vol. 10, no. 6, pp. 1183-1187, June 2021, https://arxiv.org/abs/2011.14373

6.     G. Gradoni and M. Di Renzo, "End-to-end mutual coupling aware communication model for reconfigurable intelligent surfaces: An electromagnetic-compliant approach based on mutual impedances," in IEEE Wireless Communications Letters, vol. 10, no. 5, pp. 938-942, May 2021. https://arxiv.org/abs/2009.02694

7.     Z. Peng, T. Li, C. Pan, H. Ren, W. Xu and M. D. Renzo, "Analysis and optimization for RIS-aided multi-pair communications relying on statistical CSI," in IEEE Transactions on Vehicular Technology, vol. 70, no. 4, pp. 3897-3901, April 2021, https://arxiv.org/abs/2007.11704

8.     Z. Wan, Z. Gao, F. Gao, M. Di Renzo and M.-S. Alouini, "Terahertz massive MIMO with holographic reconfigurable intelligent surfaces," IEEE Trans. Commun. 69(7): 4732-4750 (2021). https://arxiv.org/abs/2009.10963

9.     B. Yang, X. Cao, C. Huang, C. Yuen, L. Qian and M. D. Renzo, "Intelligent spectrum learning for wireless networks with reconfigurable intelligent surfaces," in IEEE Transactions on Vehicular Technology, vol. 70, no. 4, pp. 3920-3925, April 2021,

 https://arxiv.org/abs/2103.01531

10.  J. Hu, H. Zhang, K. Bian, M. Di Renzo, Z. Han, L. Song, "MetaSensing: Intelligent Metasurface Assisted RF 3D Sensing by Deep Reinforcement Learning," IEEE J. Sel. Areas Commun. 39(7): 2182-2197 (2021), https://arxiv.org/abs/2011.12515

11.  Y. Xiu, J. Zhao, E. Basar, M. Di Renzo, W. Sun, G. Gui, N. Wei, "Uplink achievable rate maximization for reconfigurable intelligent surface aided millimeter wave systems with resolution-adaptive ADCs," in IEEE Wireless Communications Letters, 10(8): 1608-1612, 2021,

https://arxiv.org/abs/2011.13856

12.  Y. Zhang, J. Zhang, M. D. Renzo, H. Xiao and B. Ai, "Performance analysis of RIS-aided systems with practical phase shift and amplitude response," in IEEE Transactions on Vehicular Technology, vol. 70, no. 5, pp. 4501-4511, May 2021, https://hal.archives-ouvertes.fr/hal-03377196/document

13.  R. Fara, D.-T. Phan-Huy, P. Ratajczak, A.Ourir, M. Di Renzo, and J. De Rosny, "Reconfigurable intelligent surface-assisted ambient backscatter communications – Experimental assessment", IEEE International Conference on Communications, pp. 1-7, https://arxiv.org/abs/2103.08427

14.  Y. Chen, Y. Wang, J. Zhang and M. Di Renzo, "QoS-driven spectrum sharing for reconfigurable intelligent surfaces (RISs) aided vehicular networks," in IEEE Transactions on Wireless Communications, to appear, 2021, [Open Access URL pending]

15.  S. Li, B. Duo, M. Di Renzo, M. Tao, and X. Yuan, "Robust secure UAV communications with the aid of reconfigurable intelligent surfaces", IEEE Trans. Wirel. Commun. 20(10): 6402-6417 (2021) https://arxiv.org/abs/2008.09404

16.  F. H. Danufane, M. Di Renzo, J. de Rosny, and S. Tretyakov, "On the path-loss of reconfigurable intelligent surfaces: An approach based on Green's theorem applied to vector fields", IEEE Trans. Commun. 69(8): 5573-5592 (2021). https://arxiv.org/abs/2007.13158

17.  R. Fara, P. Ratajczak, D.-T. Phan-Huy, A.Ourir, M. Di Renzo, and J. De Rosny, "A prototype of reconfigurable intelligent surface with continuous control of the reflection phase modeling, full-wave electromagnetic characterization, experimental validation, and application to ambient backscatter communications", IEEE Wireless Communications, to appear, 2021. https://arxiv.org/abs/2105.11862

18.  A. Mudonhi, M. Lotti, A. Clemente, R. D'Errico, and C. Oestges, "RIS-enabled mmWave channel sounding based on electronically reconfigurable transmit arrays," in Proc. EuCAP, 2021, 

https://www.researchgate.net/publication/352833215_RIS-enabled_mmWave_Channel_Sounding_Based_on_Electronically_Reconfigurable_Transmitarrays

19.  M. Rahal, B. Denis, K. Keykhosravi, B. Uguen, H. Wymeersch, "RIS-Enabled Localization Continuity Under Near-Field Conditions", IEEE International Workshop on Signal Processing Advances in Wireless Communications 2021, Special Session on "Advanced localization algorithms toward 6G", Lucca, Sept. 2021, https://arxiv.org/abs/2109.11965

20.  C. Ross, G. Gradoni, Q. J. Lim, and Z. Peng, "Engineering reflective metasurfaces with Ising Hamiltonian and quantum annealing", IEEE Transactions on Antennas and Propagation, to appear, 2021 https://www.techrxiv.org/articles/preprint/Engineering_Reflective_Metasurfaces_with_Ising_Hamiltonian_and_Quantum_Annealing/14615031

21.  C. L. Nguyen, O. Georgiou, G. Gradoni and M. Di Renzo, "Wireless Fingerprinting Localization in Smart Environments Using Reconfigurable Intelligent Surfaces," in IEEE Access, vol. 9, pp. 135526-135541, 2021, doi: 10.1109/ACCESS.2021.3115596. [Open Access URL pending]

22.  C. J. Vaca-Rubio, P. Ramirez-Espinosa, K. Kansanen, Z.-H. Tan, E. de Carvalho, and P. Popovski, "Assessing wireless sensing potential with large intelligent surfaces", in IEEE Open Journal of the Communications Society, vol. 2, pp. 934-947, 2021,

https://arxiv.org/abs/2011.08465

23.  A. S. de Sena, P. H. J. Nardelli, D. B. da Costa, F. R. M. Lima, L. Yang, P. Popovski, Z. Ding, C. B. Papadias, "IRS-assisted massive MIMO-NOMA networks with polarization diversity", IEEE International Conference on Communications, 2021, https://arxiv.org/abs/2012.03639

24.  G. C. Alexandropoulos, N. Shlezinger, I. Alamzadeh, M. F. Imani, H. Zhang, and Y. C. Eldar, "Hybrid reconfigurable intelligent metasurfaces: Enabling simultaneous tunable reflections and sensing for 6G wireless communications," IEEE Communications Magazine, submitted, 2021, https://arxiv.org/abs/2104.04690

25.  C. Huang, Z. Yang, G. C. Alexandropoulos, K. Xiong, L. Wei, C. Yuen, and Z. Zhang, "Multi-hop RIS-empowered terahertz communications: A DRL-based hybrid beamforming design," IEEE Journal on Selected Areas in Communications, vol. 39, no. 6, pp. 1663–1677, June 2021,

 https://arxiv.org/abs/2101.09137

26.  G. C. Alexandropoulos, N. Shlezinger, and P. del Hougne, "Reconfigurable intelligent surfaces for rich scattering wireless communications: Recent experiments, challenges, and opportunities," IEEE Communications Magazine, IEEE Communications Magazine, vol. 59, no. 6, pp. 28–34, June 2021, https://arxiv.org/abs/2103.04711

27.  J. Yuan, E. De Carvalho, R. J. Williams, E. Björnson and P. Popovski, "Frequency-mixing intelligent reflecting surfaces for nonlinear wireless propagation," in
IEEE Wireless Communications Letters, vol. 10, no. 8, Aug. 2021,

https://arxiv.org/abs/2007.01085

28.  K. Keykhosravi, M. F. Keskin, S. Dwivedi, G. Seco-Granados, and H. Wymeersch, "Semi-passive 3D positioning of multiple RIS-enabled users", in IEEE Transactions on Vehicular Technology, vol. 70, no. 10, pp. 11073-11077, Oct. 2021, doi: 10.1109/TVT.2021.3109786 

 https://arxiv.org/abs/2104.12113

29.  J.-B. Gros, V. Popov, M. A. Odit, Vladimir Lenets and Geoffroy Lerosey, "A reconfigurable intelligent surface at mmWave based on a binary phase tunable metasurface", IEEE Open Journal of the Communications Society Special Issue, under review, 2021, 

https://www.researchgate.net/publication/351119792_A_Reconfigurable_Intelligent_Surface_at_mmWave_based_on_a_binary_phase_tunable_metasurface

30.   P. Mursia, V. Sciancalepore, A. Garcia-Saavedra, L. Cottatellucci, X. C. Pérez and D. Gesbert, "RISMA: Reconfigurable Intelligent Surfaces Enabling Beamforming for IoT Massive Access," in IEEE Journal on Selected Areas in Communications, vol. 39, no. 4, pp. 1072-1085, April 2021. https://arxiv.org/abs/2007.09386

31.   P. Mursia, F. Devoti, V. Sciancalepore, X. Costa-Pérez, "RISe of flight: RIS-empowered UAV communications for robust and reliable air-to-ground networks", IEEE Open Journal of the Communications Society, vol. 2, pp. 1616-1629, 2021. https://arxiv.org/abs/2105.03636

32.   A. Albanese, G. Encinas-Lago, V. Sciancalepore, X. Costa-Perez, D. Phan-Huy, S. Ros, "RIS-Aware Indoor Network Planning: The Rennes Railway Station Case", in Proceedings of IEEE International Conference on Communications (ICC) 2022.  https://arxiv.org/abs/2201.07591

33.  A. Albanese, P.  Mursia, V. Sciancalepore, X. Costa-Pérez, "PAPIR: Practical RIS-aided localization via statistical user information", IEEE international conference on signal processing advances in wireless communications, 2021. https://arxiv.org/abs/2109.08532

34.  L. Wei, C. Huang, G. C. Alexandropoulos, A. M. Elbir, Z. Yang, C. Yuen, Z. Zhang, M. Di Renzo and M. Debbah, "Channel estimation for RIS-empowered systems: Model-based vs model-free approaches, and opportunities," IEEE Transactions on Communications, vol. 69, no. 6, pp. 4144–4157, June 2021.  https://arxiv.org/abs/2008.01459

35.  D. Selimis, K. P. Peppas, G. C. Alexandropoulos, and F. I. Lazarakis, "On the performance analysis of RIS-empowered communications over Nakagami-m fading," IEEE Communications Letters, vol. 25, no. 7, pp. 2191–2195, July 2021. [Open Access URL pending]

36.  K. Chen-Hu, G. C. Alexandropoulos, and A. García Armada, "Non-coherent vs. coherent OFDM communications enabled by reconfigurable intelligent surfaces," IEEE Wireless Communications and Networking Conference, Austin, USA, 10–13 April 2022, to be presented, 

https://www.researchgate.net/publication/349943375_Non-Coherent_Modulation_for_RIS-Empowered_Multi-Antenna_OFDM_Communications

37.  Qiang Liy, Miaowen Wen, and Marco Di Renzo "Single-RF MIMO: From Spatial Modulation to Metasurface-Based Modulation", IEEE Wireless Communications, 28(4): 88-95, 2021. https://arxiv.org/abs/2009.00789

38.  P. Di Lorenzo, M. Merluzzi, E. Calvanese Strinati, S. Barbarossa, "Dynamic edge computing empowered by reconfigurable intelligent surfaces", IEEE Transactions on Signal Processing, submitted, 2021 https://arxiv.org/abs/2112.11269

39.   V. Popov, M. Odit, J-B Gros, V. Lenets, A. Kumagai, M. Fink, K. Enomoto, G. Lerosey, "Experimental demonstration of a mmWave passive access point extender based on abinary reconfigurable intelligent surface", Frontiers in Communications and Networks, submitted, 2021 https://arxiv.org/abs/2107.02087

40.   Lodro M, Gradoni G, Gros J-B, Greedy S and Lerosey G, "Reconfigurable Intelligent SurfaceAssisted Bluetooth Low Energy Link in Metal Enclosure". Front. Comms. Net 2:733637, 2021. doi: 10.3389/frcmn.2021.733637 https://www.researchgate.net/publication/355655490_Reconfigurable_Intelligent_Surface-Assisted_Bluetooth_Low_Energy_Link_in_Metal_Enclosure

41.    H. Zhang, N. Shlezinger, I. Alamzadeh, G. C. Alexandropoulos, M. F. Imani, and Y. C. Eldar, "Channel estimation with simultaneous reflecting and sensing reconfigurable intelligent metasurfaces," IEEE International Workshop on Signal Processing Advances in Wireless Communications, Lucca, Italy, 27–30 September 2021, https://arxiv.org/abs/2202.05673

42.    L. You, J. Xu, G. C. Alexandropoulos, J. Wang, W. Wang, and X. Gao, "Dynamic Metasurface Antennas for Energy Efficient Massive MIMO Uplink Communications," IEEE Transactions on Wireless Communications, submitted, 2021. https://arxiv.org/abs/2106.09442

43.   G. C. Alexandropoulos, K. D. Katsanos, M. Wen, and D. B. da Costa,"Counteracting Eavesdropper Attacks Through Reconfigurable Intelligent Surfaces: A New Threat Model and Secrecy Rate Optimization," IEEE Transactions on Communications, submitted, 2021. [Open Access URL pending]

44.   J. Yuan, G. C. Alexandropoulos, E. Kofidis,T. L. Jensen, and E. De Carvalho,"Channel Tracking for RIS-Enabled Multi-User MIMO Systems in Time-Varying Wireless Chan-cohenels," IEEE International Conference on Communications, Seoul, South Korea, 16–20 May 2022, submitted. [Open Access URL pending]

45.  N. Awarkeh, D.-T. Phan-Huy and, R. Visoz, "Electro-Magnetic Field (EMF) aware beamforming assisted by Reconfigurable Intelligent Surfaces," , 2021, pp. 541-545, doi: 10.1109/SPAWC51858.2021.9593226. [Open Access URL pending]

46.  J. He, F. Jiang, K. Keykhosravi, J. Kokkoniemi, H. Wymeersch, and M. Juntti, "Beyond 5G RIS mmWave Systems: Where Communication and Localization Meet," submitted to IEEE VTM., 2021. https://arxiv.org/abs/2109.07729

47.   I. Alamzadeh, G. C. Alexandropoulos, N. Shlezinger, and M. F. Imani, "A Reconfigurable Intelligent Surface with Integrated Sensing Capability," Nature Scientific Reports, vol. 11, no. 20737, pp. 1–10, Oct. 2021. https://www.researchgate.net/publication/355443590_A_reconfigurable_intelligent_surface_with_integrated_sensing_capability

48.  E. Björnson, H. Wymeersch, B. Matthiesen, P. Popovski, L. Sanguinetti, and E. de Carvalho, "Reconfigurable Intelligent Surfaces: A Signal Processing Perspective with Wireless Applications," submitted to IEEE SPM, 2021. https://arxiv.org/abs/2102.00742

49.   A. L. Moustakas, G. C. Alexandropoulos, and M. Debbah, "Capacity Optimization using Reconfigurable Intelligent Surfaces: A Large System Approach," IEEE Global Communications Conference, Madrid, Spain, 7–11 December 2021, pp. 1–6. https://arxiv.org/abs/2109.07754

50.  G. C. Alexandropoulos, I. Vinieratou, and H. Wymeersch, "Localization via Multiple Reconfigurable Intelligent Surfaces Equipped with Single Receive RF Chains", IEEE Wireless Communications Letters, under revision, 2021, https://arxiv.org/abs/2202.13939

51.  C. Ozturk, M. F. Keskin, H. Wymeersch, and S. Gezici, "On the Impact of Hardware Impairments on RIS-aided Localization," accepted to IEEE ICC 2022,

https://arxiv.org/abs/2205.12599

52.  K. Keykhosravi, G. Seco-Granados, G. C. Alexandropoulos, and H. Wymeersch, "RIS-Enabled Self-Localization: Leveraging Controllable Reflections with Zero Access Points", IEEE International Conference on Communications, Seoul, South Korea, 16–20 May 2022,

53.  M. He, W. Xu, H. Shen, G. Xie, C. Zhao, and M. Di Renzo, "Cooperative Multi-RIS Communications for Wideband mmWave MISO-OFDM Systems," submitted to IEEE WCL 2021. [Open Access URL pending]

54.  R. Fara, P. Ratajczak, D.-T. Phan-Huy, A.Ourir, M. Di Renzo and J. De Rosny, "A Prototype of Reconfigurable Intelligent Surface with Continuous Control of the Reflection Phase Mode," submitted to IEEE WCM, 2021. https://arxiv.org/abs/2105.11862

55.   K. Stylianopoulos, N. Shlezinger, P. del Hougne, and G. C. Alexandropoulos, "Deep-Learning-Assisted Configuration of Reconfigurable Intelligent Surfaces in Dynamic Rich-Scattering Environments," IEEE International Conference on Acoustics, Speech, and Signal Processing, Singapore, 22–27 May 2022.  https://arxiv.org/abs/2202.07884

56.   K. Stylianopoulos, G. C. Alexandropoulos, C. Huang, C. Yuen, M. Bennis, and M. Debbah, "Deep Contextual Bandits for Orchestrating Multi-User MISO Systems with Multiple RISs," IEEE International Conference on Communications, Seoul, South Korea, 16–20 May 2022. https://arxiv.org/abs/2202.08194

57.  K. D. Katsanos, N. Shlezinger, M. F. Imani, and G. C. Alexandropoulos, "Wideband Multi-User MIMO Communications with Frequency Selective RISs: Element Response Modeling and Sum-Rate Maximization," submitted to ICC 2022. https://arxiv.org/abs/2202.02169

58.  G. Gradoni, M. Di Renzo, "Smart Radio Environments," Accepted for publication in Review of Electromagnetics, 2021 https://arxiv.org/abs/2111.08676.

59.  A. Albanese, F. Devoti, V. Sciancalepore, M. Di Renzo, and X. Costa-Pérez, "MARISA: A Self-configuring Metasurfaces Absorption and Reflection Solution Towards 6G," submitted to IEEE INFOCOM 2022. https://arxiv.org/abs/2112.01949

60.  E. C. Strinati et al., "Reconfigurable, Intelligent, and Sustainable Wireless Environments for 6G Smart Connectivity," in IEEE Communications Magazine, vol. 59, no. 10, pp. 99-105, October 2021. https://arxiv.org/abs/2110.07547

61.  C. Battiloro, M. Merluzzi, P. Di Lorenzo, and S. Barbarossa, "Dynamic Resource Optimization for Adaptive Federated Learning empowered by Reconfigurable Intelligent Surfaces", Proc. of IEEE ICASSP, Singapore, 2022. [Open Access URL pending]

62.  Q. Jian Lim, C. Ross, G. Gradoni, and Z. Peng, "Quantum-Assisted Combinatorial Optimization of Reconfigurable Intelligent Surfaces", accepted for presentation at EuCAP, 2022. [Open Access URL pending]

63.  H. Taghvaee, S. Terranova, N. M Mohammed, and G. Gradoni, "Sustainable Multi-User Communication with Reconfigurable Intelligent Surfaces in 5G Wireless Networks and Beyond", accepted for presentation at EuCAP, 2022. [Open Access URL pending]

64.  C. J. Vaca-Rubio, P. Ramirez-Espinosa, K. Kansanen, Z.-H. Tan and E. de Carvalho, "Radio Sensing with Large Intelligent Surface for 6G", submitted to IEEE ICC 2022. https://arxiv.org/abs/2111.02783

65.  G. C. Alexandropoulos, K. Stylianopoulos, C. Huang, C. Yuen, M. Bennis, and M. Debbah, "Pervasive Machine Learning for Smart Radio Environments Enabled by Reconfigurable Intelligent Surfaces," IEEE Proceedings, under review, 2021. https://arxiv.org/abs/2205.03793

66.  K. Keykhosravi, M. F. Keskin, G. Seco-Granados, P. Popovski, and H. Wymeersch, "RIS-Enabled SISO Localization under User Mobility and Spatial-Wideband Effects", IEEE Journal of Selected Topics in Signal Processing, 2021, under review, https://arxiv.org/abs/2011.02391

67.  A. Fascista, M. F. Keskin, A. Coluccia, H. Wymeersch, and G. Seco-Granados, "RIS-aided Joint Localization and Synchronization with a Single-Antenna Receiver: Beamforming Design and Low-Complexity Estimation", IEEE Journal of Selected Topics in Signal Processing, 2021, submitted, https://arxiv.org/abs/2204.13484

68.   C. Pan, H. Ren, K. Wang, J. F. Kolb, M. Elkashlan, M. Chen, M. Di Renzo, Y. Hao, J. Wang, A. L. Swindlehurst, X. You, L. Hanzo, "Reconfigurable Intelligent Surfaces for 6G Systems: Principles, Applications, and Research Directions," IEEE Commun. Mag. 59(6): 14-20 (2021). https://arxiv.org/abs/2011.04300

69.  Y. Liu, X. Liu, X. Mu, T. Hou, J. Xu, M. Di Renzo, N. Al-Dhahir, "Reconfigurable Intelligent Surfaces: Principles and Opportunities," IEEE Commun. Surv. Tutorials 23(3): 1546-1577 (2021). https://arxiv.org/abs/2007.03435

70.  X. Cao, B. Yang, C. Huang, C. Yuen, M. Di Renzo, D. Niyato, Z. Han, "Reconfigurable Intelligent Surface-Assisted Aerial-Terrestrial Communications via Multi-Task Learning," IEEE J. Sel. Areas Commun. 39(10): 3035-3050 (2021) https://arxiv.org/abs/2104.06758

71.  B. Yang, X. Cao, C. Huang, Y. L. Guan, C. Yuen, M. Di Renzo, D. Niyato, M. Debbah, L. Hanzo, "Spectrum-Learning-Aided Reconfigurable Intelligent Surfaces for "Green" 6G Networks," IEEE Netw. 35(6): 20-26 (2021). https://arxiv.org/abs/2109.01287

72.  A. Abrardo, D. Dardari, M. Di Renzo, "Intelligent Reflecting Surfaces: Sum-Rate Optimization Based on Statistical Position Information," IEEE Trans. Commun. 69(10): 7121-7136 (2021). https://arxiv.org/abs/2012.10679

73. N. S. Perovic, L.-N. Tran, M. Di Renzo, M. F. Flanagan, "Achievable Rate Optimization for MIMO Systems With Reconfigurable Intelligent Surfaces," IEEE Trans. Wirel. Commun. 20(6): 3865-3882 (2021). https://arxiv.org/abs/2008.09563

74.  Y. Xiu, J. Zhao, W. Sun, M. Di Renzo, G. Gui, Z. Zhang, N. Wei: "Reconfigurable Intelligent Surfaces Aided mmWave NOMA: Joint Power Allocation, Phase Shifts, and Hybrid Beamforming Optimization," IEEE Trans. Wirel. Commun. 20(12): 8393-8409 (2021). https://arxiv.org/abs/2007.05873

75.   N. Stefan Perovic, L.-N. Tran, M. Di Renzo, M. F. Flanagan, "Optimization of RIS-Aided MIMO Systems Via the Cutoff Rate," IEEE Wirel. Commun. Lett. 10(8): 1692-1696 (2021). https://arxiv.org/abs/2012.05131

76.  F. Ezzahra Airod, M. Merluzzi, P. Di Lorenzo, and E. Calvanese Strinati, "Reconfigurable Intelligent Surface Aided Mobile Edge Computing over Intermittent mmWave Links", submitted to IEEE SPAWC, 2022.

77.  A. Abrardo, D. Dardari, M. Di Renzo, X. Qian, "MIMO Interference Channels Assisted by Reconfigurable Intelligent Surfaces: Mutual Coupling Aware Sum-Rate Optimization Based on a Mutual Impedance Channel Model," IEEE Wirel. Commun. Lett. 10(12): 2624-2628 (2021). [Open Access URL pending]

78.  K. Chen-Hu, G. C. Alexandropoulos, A. G. Armada, "Non-Coherent MIMO-OFDM Uplink empowered by the Spatial Diversity in Reflecting Surfaces", submitted to WCNC 2022. https://arxiv.org/abs/2202.02035

79. Y. Cheng, W. Peng, C. Huang, G. C. Alexandropoulos, C. Yuen, and M. Debbah, "RIS-aided wireless communications: Extra degrees of freedom via rotation and location optimization," IEEE Transactions on Wireless Communications, to appear, 2022.

80. X. Cao, B. Yang, C. Huang, G. C. Alexandropoulos, C. Yuen, Z. Han, and H. V. Poor, "Massive access of static and mobile users via reconfigurable intelligent surfaces: Protocol design and performance analysis," IEEE Journal on Selected Areas in Communications, vol. 40, no. 4, pp. 1253–1269, Apr. 2022.

81. F. Ezzahra. Airod, M. Merluzzi, A. Clemente, E. Calvanese Strinati, “Blue Communications for Edge Computing: the Reconfigurable Intelligent Surfaces Opportunity”, submitted to Globecom 2022.

82.  V. Croisfelt, F. Saggese, I. Leyva-Mayorga, R. Kotaba, G. Gradoni, P. Popovski, "A Random Access Protocol for RIS-Aided Wireless Communications" submitted to IEEE SPAWC, 2022. https://arxiv.org/abs/2203.03377

83.  M. Rahal, B. Denis, K. Keykhosravi, M.F. Keskin, B. Uguen, G.C. Alexandropoulos, H. Wymeersch, "Arbitrary Beam Pattern Approximation via RISs with Measured Element Responses", European Conference on Networks and Commuications 2022 & 6G Summit 2022 (EuCNC'22 & 6G Summit'22), Grenoble, June 2022 https://arxiv.org/abs/2203.07225

84.  M. Rahal, B. Denis, K. Keykhosravi, M.F. Keskin, B. Uguen, H. Wymeersch, "Constrained RIS Phase Profile Optimization and Time Sharing for Near-field Localization", submitted to Vehicular Technology Conference 2022 – Spring (IEEE VTC-Spring'22), Workshop on Localization and Sensing with Intelligent Surfaces for 6G Networks, Helsinki, June 2022 https://arxiv.org/abs/2203.07269

85.  G. Zhou, C. Pan, H. Ren, P. Popovski, A. L. Swindlehurst, "Channel Estimation for RIS-Aided Multiuser Millimeter-Wave Systems", submitted to IEEE Transactions on Signal Processing, 2022.

86.  C. Ozturk, M. F. Keskin, H. Wymeersch, and S. Gezici, "RIS-aided Near-Field Localization under Phase-Dependent Amplitude Variations," submitted to IEEE Transactions on Wireless Communications, 2022,  https://arxiv.org/abs/2204.12783

87. F. Maresca, A. Albanese, P. Mursia, V. Sciancalepore, and X. Costa-Pérez, “A Frequency-Agnostic RIS-based solution to control the Smart Radio Propagation Environment” accepted for publication at IEEE 23rd International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), 2022, [online]: http://arxiv.org/abs/2203.08633

88. F. Devoti, P. Mursia, V. Sciancalepore, and X. Costa-Perez, “Taming Aerial Communication with Flight-assisted Smart Surfaces in 6G Era”, submitted for journal publication, 2022, [online]: http://arxiv.org/abs/2205.08581

89. Jamali, Vahid, George C. Alexandropoulos, Robert Schober, and H. Vincent Poor. "Low-to-zero-overhead IRS reconfiguration: Decoupling illumination and channel estimation." IEEE Communications Letters 26, no. 4 (2022): 932-936. https://arxiv.org/abs/2111.09421

90. Keykhosravi, Kamran, Benoit Denis, George C. Alexandropoulos, Zhongxia Simon He, Antonio Albanese, Vincenzo Sciancalepore, and Henk Wymeersch. "Leveraging RIS-Enabled Smart Signal Propagation for Solving Infeasible Localization Problems." IEEE Vehicular Technology Magazine, submitted, https://arxiv.org/abs/2111.09421.

91. J.B. Gros, G. Lerosey, F. Lemoult, M. Lodro, S. Greedy, and G. Gradoni. “Multi-path fading and interference mitigation with Reconfigurable Intelligent Surfaces.” https://arxiv.org/abs/2206.08290.

92. M. Lodro, J.B. Gros, S. Greedy, G. Lerosey, A. Al Rawi, and G. Gradoni. “Experimental Evaluation of Multi-operator RIS-assisted Links in Indoor Environment.” https://arxiv.org/abs/2206.07788.

93. H. Taghvaee, A. Jain, S. Abadal, E. Alarcó, G. Gradoni, A. Cabellos-Aparicio. “On the Enabling of Multi-user Communications with Reconfigurable Intelligent Surfaces.” https://arxiv.org/abs/2106.06789.

94. K. D. Katsanos, P. Di Lorenzo, and G. C. Alexandropoulos, "Distributed sum-rate maximization of cellular communications with multiple reconfigurable intelligent surfaces," IEEE International Workshop on Signal Processing Advances in Wireless Communications, Oulu, Finland, 4–6 July 2022

95. M. Merluzzi, F. Costanzo, K. Katsanos, G. Alexandropoulos, P. Di Lorenzo, Power Minimizing MEC Offloading with QoS Constraints over RIS-Empowered Communications, proc. of IEEE Globecom 2022

96. G. C. Alexandropoulos, V. Jamali, R. Schober, and H. V. Poor, "Near-Field Hierarchical Beam Management for RIS-Enabled Millimeter Wave Multi-Antenna Systems," IEEE SAM, 2022, submitted

97. K. Stylianopoulos and G. C. Alexandropoulos, "Online RIS configuration learning for arbitrary large numbers of 1-bit phase resolution elements," IEEE International Workshop on Signal Processing Advances in Wireless Communications, Oulu, Finland, 4–6 July 2022,  https://arxiv.org/abs/2204.08367

98. R. Faqiri, C. Saigre-Tardif, G. C. Alexandropoulos, N. Shlezinger, M. F. Imani, and P. del Hougne, "PhysFad: Physics-based end-to-end communication modeling of programmable-metasurface-parametrized environments with adjustable fading," International Congress on Artificial Materials for Novel Wave Phenomena, Siena, Italy, 12–17 September 2022, to be presented, https://arxiv.org/abs/2202.02673

99. R. Faqiri, C. Saigre-Tardif, G. C. Alexandropoulos, N. Shlezinger, M. F. Imani, and P. del Hougne, "PhysFad: Physics-based end-to-end channel modeling of RIS-parametrized environments with adjustable fading," IEEE Transactions on Wireless Communications, 2022, submitted, https://arxiv.org/abs/2202.02673

100. M. Jian, G. C. Alexandropoulos, E. Basar, C. Huang, R. Liu, Y. Liu, and C. Yuen, "Reconfigurable intelligent surfaces for wireless communications: Overview of hardware designs, channel models, and estmation techniques," Intelligent and Converged Networks, vol. 3, no. 1, pp. 1–32, Mar. 2022.

101. K. Chen-Hu, G. C. Alexandropoulos, and A. García Armada, "Differential data-aided beam training for RIS-empowered multi-antenna communications," IEEE Transactions on Vehicular Technology, submitted, 2022

102. K. Chen-Hu, G. C. Alexandropoulos, and A. García Armada, "Non-coherent modulation with random phase configurations in RIS-empowered cellular MIMO systems," ITU Journal on Future and Evolving Technologies, submitted, 2022

103. K. Chen-Hu, G. C. Alexandropoulos, and A. G. Armada "Simultaneous RIS Tuning and Differential Data Transmission for MISO OFDM Wireless Systems," IEEE GLOBECOM, 2022, submitted

PRESENTATIONS, TALKS, LECTURES, PANELS, TUTORIALS, INTERVIEWS

1. 
   

2. 1 - Emilio Calvanese Strinati; Vincenzo Sciancalepore; George C. Alexandropoulos, "The RISE-6G Project: Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces", Hexa-X - The European 6G Initiative workshop, 2021 Joint EuCNC & 6G Summit (virtual), 9, June 2021.

3. 
   

4. 2 - Marco Di Renzo, "Reconfigurable Intelligent Surfaces - Where Wireless, Electromagnetics, and Metamaterials Meet", 42nd EUROMETA School – Future Wireless Systems enabled by advanced and Intelligent Metasurfaces, 8-12 March, 2021 (virtual).

5. 
   

6. 3 - Gabriele Gradoni, "Reconfigurable Intelligent Surfaces - a wave chaos approach for modelling smart radio environments", 42nd EUROMETA School – Future Wireless Systems enabled by advanced and Intelligent Metasurfaces, 8-12 March, 2021 (virtual).

7. 
   

8. 4 - George C. Alexandropoulos, "Simultaneous Reflecting and Sensing Metasurfaces for 6G Wireless Communications", Recent Progress in Antennas and Metasurfaces for 6G, Special Session, 2021 Joint EuCNC & 6G Summit (virtual), 9, June 2021.

9. 
   

10. 5 - B. Denis, "Localization and Sensing Through Reconfigurable Intelligent Surfaces: Benefits and Challenges", Leti Innovation Days 2021 (LIDs'21), Wireless Communications Workshop, Virtual Event, 22-23 June 2021.

11. 
    

12. 6 - R. D'Errico, A. Clemente, and J. B. Doré, "Millimiterwave antennas system for 5G/6G: from radio channel modelling to field trials," Scientific Workshop on Integration Challenges for mm-Wave Phased Arrays, 15th European Conference on Antennas and Propagation, EuCAP 2021.

13. 
    

14. 7 - Presentation (TIM) at "Beyond 5G Expert Days 2021 by Rohde & Schwarz".

15. 
    

16. 8 - OFCOM Report on "Future of Reflective Surfaces in Wireless Communication," in preparation (Gabriele Gradoni, Anas Al Rawi, Simon Burley).
    

17. 
    

18. 9 - Gabriele Gradoni, invited presentation on "RIS design via quantum annealing" at the CNRS ISIS meeting  on reconfigurable intelligent surfaces for wireless communications, 2021.

19. 
    

20. 10 - Julien Mascolo, Davide Masera (CRF), Internal meetings (physical, remote) with Stellantis staff from technical departments (Supply Chain Management, Manufacturing Engineering) and plants (Mirafiori, Russelsheim).

21. 11 - Q. Jian Lim, C. Ross, G. Gradoni, Z. Peng, "Quantum-Assisted Combinatorial Optimization of Reconfigurable Intelligent Surfaces.", 16th European Conference on Antennas and Propagation (EuCAP 2022), Madrid, Spain, 27 March – 1 April 2022.  [Best Electromagnetics Paper Award]
    

22. 12 - D.-T. Phan Huy "Electro-Magnetic Field Exposure Aware Radio Design Thanks to Backscattering and Reconfigurable Intelligent Surfaces" Meeting of GdR ISIS (gdr-isis.fr) on "Reconfigurable Intelligent Surfaces for Programmable Wireless Environments", 25th May 2021.

23. 
    

24. 13 - Tutorial "T1: Reconfigurable Intelligent Surfaces for Future Wireless Communications" (1 day) Organiser: Alessio Zappone, Marco Di Renzo, Dinh-Thuy Phan-Huy, Merouane Debbah. EUSIPCO 2021, 23-27 August 2021.

25. 
    

26. 14 - Vincenzo Sciancalepore, "RISE-6G: Reconfigurable, intelligent, and sustainable wireless environments for 6G smart connectivity", ICT-52 Workshop on 6G, 3 February 2022.

27. 
    

28. 15 - X. Cao, B. Yang, C. Huang, C. Yuen, M. Di Renzo, Z. Han, D. Niyato, H. V. Poor, L. Hanzo, "AI-Assisted MAC for Reconfigurable Intelligent-Surface-Aided Wireless Networks: Challenges and Opportunities," IEEE Commun. Mag. 59(6): 21-27 (2021) https://arxiv.org/abs/2105.00437
    

1. 23 - Vincenzo Sciancalepore, "Reconfigurable Intelligent Surfaces (RIS) for B5G Wireless Communications", Nanjing, 1 April, 2021.
   

2. 1. 24 - RISE-6G Booth (hosted by Greenerwave) at EuCNC & 6G Summit Grenoble, France, 7–10, June 2022.
      

   
   

3. 20 - George C. Alexandropoulos, Henk Wymeersch, "Reconfigurable Intelligent Surfaces: Localization and Communication Convergence", 2021 Joint EuCNC & 6G Summit (virtual), 9 June 2021.
   

4. 21 - George C. Alexandropoulos; Lingyang Song; Henk Wymeersch; Zhu Han; Boya Di; Hongliang Zhang, " Reconfigurable Intelligent Surfaces for 6G: Communications, Localization, and Sensing", 2021 IEEE Globecom.
   

​WORKSHOPS & SPECIAL SESSIONS

1. 1. 1 - George C. Alexandropoulos (co-organizer), "Reconfigurable Intelligent Surfaces for Future Wireless Communications", workshop, IEEE Global Communications Conference, 7-11 December 2021.
      

   2. 2 - Emilio Calvanese Strinati (General Chair), Marco Di Renzo (TPC Chair), George C. Alexandropoulos, (TPC Chair), "Reconfigurable Intelligent Surfaces for B5G/6G", IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, 13–16 September 2021 (Virtual).
      

   3. 3 - Co-organizer (Henk Wymeersch, CHAL;, George C. Alexandropoulos, NKUA) of "Workshop on Synergies of Communication, Localization, and Sensing towards 6G" at IEEE ICC 2022.

   4. 4 - Co-organizer and chair (Benoît Denis, CEA) of "Workshop on Localization and Sensing with Intelligent Surfaces for 6G Networks" at IEEE VTC-Spring 2022.

   5. 5 - Co-organizer (Gabriele Gradoni, UNOT) of "Workshop on EMC and OTA Tests of Wireless Devices in Reverberation Chambers", at 2021 JOINT IEEE INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY, SIGNAL & POWER INTEGRITY, AND EMC EUROPE, held online, 26 July – 20 August 2021.

   6. 6 - Co-organizer (George C. Alexandropoulos, H. Wymeersch), "Synergies of Communication, Localization, and Sensing Towards 6G", workshop in the framework of the IEEE ICC, Seoul, South Korea, 16–20 May 2022.
      

   7. 7 - Co-ornagizer (Benoit Denis)Workshop on Localization and Sensing with Intelligent Surfaces for 6G Networks, 2022 IEEE 95th Vehicular Technology Conference: VTC2022-Spring.
      

   8. 8 - Co-ornagizer (Emilio Calvanese Strinati) "International Workshop on Cloud Technologies and Energy Efficiency in Mobile Communication Networks (CLEEN 2022)" at IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, 12-15 September, 2022 (virtual).
      

   • 9 - George C. Alexandropoulos and Emilio Calvanese Strinati, "Wireless Communications Empowered by Reconfigurable Intelligent Surfaces", IEEE SPAWC, 27-20 September 2021.

   • 10 - George C. Alexandropoulos (co-chair), "Machine Learning Driven Wireless Networking", BalkanCom, 15-17 September 2021.

   • 11 - Emilio Calvanese Strinati and Benoît Denis (co-chairs), "RIS-empowered Communications and Localization for Smart Radio Environments", 2021 Joint EuCNC & 6G Summit (virtual), 11 June 2021.
     

   • 12 - George C. Alexandropoulos, Tutorial Co-Chair for 2022 Joint EuCNC & 6G Summit, Grenoble, France, 7–10, June 2022.

   • 13 - P. Di Lorenzo and E. Calvanese Strinati (organizers), "Machine learning in Beyond 5G Networks", IEEE International Conference on Acoustics, Speech, & Signal Processing (ICASSP), Singapore, 2022.

   • 14 - A. Clemente and R. Sauleau (organizers), "Space-fed antenna systems for SATCOM and high-performance communication systems", 15th European Conference on Antennas and Propagation, EuCAP 2022. (planned)

   • 15 - Guest Editor (NKUA) to special issue "Antennas and Propagation for 6G Wireless Communications", Int. J. Antennas Prop.(link)

   • 16 - Gabriele Gradoni co-organizer and Convener of 3 special sessions: "Near field coupling in wireless communications," "Reconfigurable Intelligent Surfaces for Wireless Communication and Sensing," "Wave modelling of novel wireless systems," at the XXXIV General Assembly and Scientific Symposium (GASS) of International Union of Radio Science (URSI), 28 August – 4 September, 2021 – Sapienza Faculty of Engineering, Rome, Italy (online). 

   • 17 - Gabriele Gradoni convened a session on "Material Intelligence for Next Generation Wireless Systems" at 2021 IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, held online on 4-10 December 2021, (originally planned atMarina Bay Sands, Singapore).

   • 18 - Gabriele Gradoni, Ari Sihvola, Sana Salous, "Wave modelling of novel wireless systems", General Assembly and Scientific Symposium of the International Union of Radio Science, 28 August – 4 September 2021.

   • 19 - Andrea Michel, Gabriele Gradoni, Paolo Nepa, "Near-field coupling in wireless applications", General Assembly and Scientific Symposium of the International Union of Radio Science, 28 August – 4 September 2021.

   • 20 - Philipp del Hougne, Gabriele Gradoni, "Reconfigurable Intelligent Surfaces for Wireless Communication and Sensing", General Assembly and Scientific Symposium of the International Union of Radio Science, 28 August – 4 September 2021.

   • 21 - Philipp del Hougne, Gabriele Gradoni, "Reconfigurable Intelligent Surfaces", Atlantic conference of Radio Science (AT-RASC), 29 May – 3 June 2022.

   • 22 - Steve Anlage, Gabriele Gradoni, "Wave Chaos of Complex Systems", Atlantic conference of Radio Science (AT-RASC), 29 May – 3 June 2022.

   • 23 - George C. Alexandropoulos and N. Schlezinger, "Machine Learning for Emerging Wireless Communications Technologies", special session in the framework of the IEEE International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Oulu, Finland, 4–6 July 2022.

   • 24 - George C. Alexandropoulos and E. Calvanese Strinati (Co-organizers), "Signal Processing for Wireless Communications Empowered by Reconfigurable Intelligent Surfaces", special session in the framework of the IEEE SPAWC, Oulu, Finland, 4–6 July 2022.

   • 25 - Emilio Calvanese Strinati, Technical Program Chairing, at EuCNC & 6G Summit Grenoble, France, 7–10, June 2022.

   • 26 - Gabriele Gradoni (co-organizer), "Near-field coupling in Wireless Communications", special session at URSI AT-AP RASC 2022, Gran Canaria (Spain) on May 29 - June 3, 2022.

   • 27 - Gabriele Gradoni (co-organizer), "Reconfigurable Intelligent Surfaces: Modelling and applications", special session at URSI AT-AP RASC 2022, Gran Canaria (Spain) on May 29 - June 3, 2022.
     

   • 28 - Gabriele Gradoni (co-organizer), "Wave Chaos of Complex Systems", special session at URSI AT-AP RASC 2022, Gran Canaria (Spain) on May 29 - June 3, 2022
     

   •