Wireless power transfer—the transmission of electromagnetic energy without physical
connectors such as wires or waveguides—typically exploits electromagnetic field control …

A comprehensive review of metamaterials and metasurfaces for wireless power transfer
(WPT) and wireless energy harvesting (WEH) is presented in this article. According to the …

In this paper, we provide the theoretical framework for the performance comparison of
reconfigurable intelligent surfaces (RISs) and amplify-and-forward (AF) relaying wireless …

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In the last two decades, metamaterials and metasurfaces have introduced many new
electromagnetic (EM) theory concepts and inspired contemporary design methodologies for …

Conventional resonant inductive coupling wireless power transfer (WPT) systems encounter
performance degradation while energizing biomedical implants. This degradation results …

Various methods have been proposed to control the electromagnetic fields in the near-or far-
field region, one of which is to use antenna arrays. This paper reviews a technique, called …

In this paper, we present the design of spatial filtering magnetic metasurfaces to overcome
the efficiency decay arising in misaligned resonant inductive Wireless Power Transfer …

In this paper, we present a general equivalent-circuit interpretation of finite magnetic
metasurfaces interacting with an arbitrary arrangement of RF coils operating in near-field …

We propose and implement a novel 1-bit coding metasurface that is capable of focusing and
steering beam for enhancing power transfer efficiency of the electromagnetic (EM) wave …