Metamaterial-Based Reconfigurable Intelligent Surface: 3D Meta-Atoms Controlled by Graphene Structures.
Carlos MoleroÁngel Palomares-CaballeroAntonio Alex-AmorIgnacio Parellada-SerranoFrancisco GámizPablo PadillaJuan F. Valenzuela-ValdésPublished in: IEEE Commun. Mag. (2021)