2022 Joint European Conference on Networks and Communications and 6G Summit, EuCNC/6G Summit 2022 Alexandropoulos, G C, Crozzoli, M, Phan-Huy, D-T, Katsanos, K D, Wymeersch, H, Popovski, P, Ratajczak, P, Bénédic, Y, Hamon, M-H, Gonzalez, S H, D’Errico, R & Strinati, E C 2022, Smart Wireless Environments Enabled by RISs : Deployment Scenarios and Two Key Challenges . in 2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit) ., 9815617, IEEE, European Conference on Networks and Communications (EuCNC), pp. 1-6, 2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit), 07/06/2022 . https://doi.org/10.1109/EuCNC/6GSummit54941.2022.9815617