Optical vortices—light beams carrying orbital angular momentum (OAM)—are characterized by helical wavefronts and phase ...
Abstract: Reconfigurable Intelligent Surfaces (RIS), composed of low-cost passive components, offer a promising approach for enhancing energy and spectral efficiency in future wireless networks.
Abstract: As a key technology for beyond 5G and 6G, reconfigurable intelligent surfaces (RIS) have been extensively studied for their application in wireless communication to enhance system ...