Are Stacked Intelligent Metasurfaces (SIMs) Better Than Single-Layer Reconfigurable Intelligent Surfaces (RISs) for Wideband Multi-User MIMO Communication Systems?

Muhammad Ibrahim, Amine Mezghani, Ekram Hossain 0001. Are Stacked Intelligent Metasurfaces (SIMs) Better Than Single-Layer Reconfigurable Intelligent Surfaces (RISs) for Wideband Multi-User MIMO Communication Systems?. IEEE Transactions on Wireless Communications, 25:18215-18228, 2026. [doi]

Abstract

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