Holographic MIMO communications: Theoretical foundations, enabling technologies, and future directions
Future wireless systems are envisioned to create an endogenously holography-capable,
intelligent, and programmable radio propagation environment, that will offer unprecedented …
intelligent, and programmable radio propagation environment, that will offer unprecedented …
An overview of equivalent circuit modeling techniques of frequency selective surfaces and metasurfaces
Circuit analysis of frequency selective surfaces is reviewed with the aim to underline range
of validity of different models and their advantages in terms of simplicity and physical insight …
of validity of different models and their advantages in terms of simplicity and physical insight …
Leaky-wave theory, techniques, and applications: From microwaves to visible frequencies
Leaky waves have been among the most active areas of research in microwave engineering
over the second half of the 20th century. They have been shown to dominate the near-field …
over the second half of the 20th century. They have been shown to dominate the near-field …
Electronically-controlled beam-steering through vanadium dioxide metasurfaces
Engineered metamaterials offer unique functionalities for manipulating the spectral and
spatial properties of electromagnetic waves in unconventional ways. Here, we report a novel …
spatial properties of electromagnetic waves in unconventional ways. Here, we report a novel …
Realization of low scattering for a high-gain Fabry–Perot antenna using coding metasurface
We present a novel method to design a conventional Fabry–Perot (FP) antenna but with low
scattering. Combining a coding metasurface and an FP antenna together could effectively …
scattering. Combining a coding metasurface and an FP antenna together could effectively …
Cavity-excited Huygens' metasurface antennas for near-unity aperture illumination efficiency from arbitrarily large apertures
One of the long-standing problems in antenna engineering is the realization of highly
directive beams using low-profile devices. In this paper, we provide a solution to this …
directive beams using low-profile devices. In this paper, we provide a solution to this …
Wideband high-gain EBG resonator antennas with small footprints and all-dielectric superstructures
A novel method is presented to design single-feed high-gain EBG resonator antennas
(ERAs) with significantly wider bandwidths. Dielectric contrast is introduced to 1-D EBG …
(ERAs) with significantly wider bandwidths. Dielectric contrast is introduced to 1-D EBG …
Graphene-based metasurface for tunable absorption and transmission characteristics in the near mid-infrared region
This article reports a graphene-based metasurface to work at terahertz domain as a
wideband tunable absorber along with a property of electromagnetic transmittivity. This …
wideband tunable absorber along with a property of electromagnetic transmittivity. This …
Leaky-wave structures and techniques for integrated front-end antenna systems
Leaky-wave antenna (LWA), as a special kind of waveguiding structure simultaneously
characterized by both the guidance and radiation of electromagnetic waves along it, has …
characterized by both the guidance and radiation of electromagnetic waves along it, has …
Reconfigurable metamaterials for terahertz wave manipulation
Reconfigurable metamaterials have emerged as promising platforms for manipulating the
spectral and spatial properties of terahertz waves without being limited by the characteristics …
spectral and spatial properties of terahertz waves without being limited by the characteristics …