Design and Evaluation of Reconfigurable Intelligent Surfaces in Real-World Environment. - Georgios C. Trichopoulos; Panagiotis Theofanopoulos; Bharath Kashyap; Aditya Shekhawat; Anuj Modi; Tawfik Osman; Sanjay Kumar; Anand Sengar; Arkajyoti Chang; Ahmed Alkhateeb (IEEE Open J. Commun. Soc., 2022)