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 …

Extreme beam-forming with impedance metasurfaces featuring embedded sources and auxiliary surface wave optimization

G Xu, VG Ataloglou, SV Hum, GV Eleftheriades - IEEE Access, 2022 - ieeexplore.ieee.org
We present the end-to-end design of compact passive and lossless metasurface antennas
with integrated feeds. The complete low-profile system consists of a single-layered reactive …

Localization in underwater Acoustic IoT networks: dealing with perturbed anchors and stratification

X Mei, D Han, N Saeed, H Wu, B Han… - IEEE Internet of Things …, 2024 - ieeexplore.ieee.org
Underwater Acoustic Internet of Things Networks (UAIoTNs) play a crucial role in
oceanographic and environmental monitoring, necessitating precise localization for optimal …

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 …

Cloud-edge selective background energy constrained filter for real-time hyperspectral target detection

Y Wang, J Sun, Z Wei, J Plaza… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Constrained by the performance of edge devices and real time (RT) processing technology,
the existing hyperspectral target detection algorithms often struggle to rapidly distinguish …

Inverse design of electromagnetic metamaterials: from iterative to deep learning-based methods

C Ma, Z Wang, H Zhang, F Yang, J Chen… - Journal of …, 2024 - iopscience.iop.org
In recent years, considerable research advancements have emerged in the application of
inverse design methods to enhance the performance of electromagnetic (EM) …

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 …

Algorithmic research on surface roughness in laser-melted claddings: A review

C Zhao, Z Zhang, Z Yu, W Du - Surface Engineering, 2024 - journals.sagepub.com
As a breakthrough of the additive manufacturing technology being achieved, many fields
have broadly applied laser cladding due to its unique advantages. But the surface …

Unit cell polarizability and sheet impedance extraction in aperiodic environments

J Budhu, A Grbic - … 16th European Conference on Antennas and …, 2022 - ieeexplore.ieee.org
A technique for the extraction of the polarizability of a particle or equivalent sheet impedance
of printed circuit elements in aperiodic metasurface environments is presented. The …

[PDF][PDF] Design of passive and lossless single layer metasurfaces for far field beamforming

J Budhu, L Szymanski, A Grbic - arXiv: 2112.03250, 2021 - academia.edu
A general synthesis technique for beamforming metasurfaces is presented which utilizes
accurate modeling techniques and rapid optimization methods. The metasurfaces …