Design of planar and conformal, passive, lossless metasurfaces that beamform

J Budhu, L Szymanski, A Grbic - IEEE Journal of Microwaves, 2022 - ieeexplore.ieee.org
A general technique for synthesizing both planar and conformal beamforming metasurfaces
is presented that utilizes full-wave modeling techniques and rapid optimization methods …

The design of dual band stacked metasurfaces using integral equations

J Budhu, E Michielssen, A Grbic - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
An integral equation-based approach for the design of dual-band stacked metasurfaces that
are invariant in 1-D is presented. The stacked metasurface will generate collimated beams …

Unit cell design for aperiodic metasurfaces

J Budhu, N Ventresca, A Grbic - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
A technique is presented for the design of printed unit cells in aperiodic metasurface
environments. The method begins with a solved matrix equation governing electromagnetic …

Multi-frequency amplitude-programmable metasurface for multi-channel electromagnetic controls

RY Wu, S He, JW Wu, L Bao, TJ Cui - Nanophotonics, 2023 - degruyter.com
The digital and programmable metasurfaces, as opposed to conventional metasurfaces,
offer a more sophisticated method of collaborating information and physics, showcasing …

EM metasurfaces [guest editorial]

A Grbic, S Maci - IEEE Antennas and Propagation Magazine, 2022 - ieeexplore.ieee.org
AUGUST 2022 known as metasurface antennas, while near-field plates were introduced for
tailoring the EM near field. In the 2G of MTSs (2010–2020), aperiodic MTSs were …

Generalized Sheet Transition Conditions (GSTCs) in Electromagnetic Metasurface Modeling

A Ghaneizadeh, M Joodaki - IEEE Access, 2024 - ieeexplore.ieee.org
We present a modeling framework for metasurfaces illuminated by a plane wave based on
the Generalized Sheet Transition Conditions (GSTCs). This framework describes how …

Fast and accurate optimization of metasurfaces with gradient descent and the woodbury matrix identity

J Budhu, A Grbic - IEEE Transactions on Antennas and …, 2023 - ieeexplore.ieee.org
A fast metasurface optimization strategy for finite-size metasurfaces modeled using integral
equations is presented. The metasurfaces considered are constructed from finite, patterned …

Design of beamforming, transparent metasurfaces using integral equations

M Almunif, J Budhu, A Grbic - arXiv preprint arXiv:2310.05965, 2023 - arxiv.org
An accurate method for designing transmissive metasurfaces is presented that provides
perfect transmission while transforming the amplitude and phase of the wavefront. The …

Pure moving optical media consisting of magnetochiral metasurfaces

T Kodama, T Nakanishi, K Sawada… - Optical Materials …, 2024 - opg.optica.org
We report on numerical studies of microwave bianisotropies by magnetochiral (MCh)
metasurfaces consisting of double Z-type gammadions with perpendicularly magnetized …

Guest Editorial Special Cluster on Recent Advances in Conformal Metasurfaces

J Budhu, A Grbic - IEEE Antennas and Wireless Propagation …, 2023 - ieeexplore.ieee.org
Exotic electromagnetic applications such as cloaking and illusions, as well as antenna
systems conformal to various platforms, require next-generation metasurface design …