A closed-form solution for energy-efficiency optimization in multi-user downlink NOMA. - Hajar El Hassani; Anne Savard; Elena Veronica Belmega (PIMRC, 2020)

Energy-Efficient Cooperative Backscattering Closed-Form Solution for NOMA. - Hajar El Hassani; Anne Savard; Elena Veronica Belmega; Rodrigo C. de Lamare (GLOBECOM, 2021)

Energy-Efficient 1-Bit Feedback Noma in Wireless Networks with No CSIT/CDIT. - Hajar El Hassani; Anne Savard; Elena Veronica Belmega (SSP, 2021)

Adaptive NOMA in Time-Varying Wireless Networks With No CSIT/CDIT Relying on a 1-Bit Feedback. - Hajar El Hassani; Anne Savard; Elena Veronica Belmega (IEEE Wirel. Commun. Lett., 2021)

Energy-Efficient Solutions in Two-user Downlink NOMA Systems Aided by Ambient Backscattering. - Hajar El Hassani; Anne Savard; E. Veronica Belmega; Rodrigo C. de Lamare (GLOBECOM, 2022)

Optimization of RIS-Aided MIMO - A Mutually Coupled Loaded Wire Dipole Model. - Hajar El Hassani; Xuewen Qian; S. Jeong; Nemanja Stefan Perovic; Marco Di Renzo; Placido Mursia; Vincenzo Sciancalepore; Xavier Costa-Pérez (CoRR, 2023)

Multi-User Downlink NOMA Systems Aided by Ambient Backscattering: Achievable Rate Regions and Energy-Efficiency Maximization. - Hajar El Hassani; Anne Savard; E. Veronica Belmega; Rodrigo C. de Lamare (IEEE Trans. Green Commun. Netw., 2023)

Optimization of RIS-Aided MIMO - A Mutually Coupled Loaded Wire Dipole Model. - Hajar El Hassani; Xuewen Qian; Sumin Jeong; Nemanja Stefan Perovic; Marco Di Renzo; Placido Mursia; Vincenzo Sciancalepore; Xavier Costa-Pérez (IEEE Wirel. Commun. Lett., 2024)

Multi-beam Beamforming in RIS-aided MIMO Subject to Reradiation Mask Constraints - Optimization and Machine Learning Design. - Shumin Wang; Hajar El Hassani; Marco Di Renzo; Marios Poulakis (CoRR, 2025)