[HTML][HTML] Recent and emerging applications of Graphene-based metamaterials in electromagnetics

M Esfandiari, A Lalbakhsh, PN Shehni, S Jarchi… - Materials & Design, 2022 - Elsevier
Abstract Surface Plasmon Polaritons (SPPs) operating in mid-infrared up to terahertz (THz)
frequencies have been traditionally manufactured on expensive metals such as gold, silver …

All-metal wideband metasurface for near-field transformation of medium-to-high gain electromagnetic sources

A Lalbakhsh, MU Afzal, T Hayat, KP Esselle… - Scientific Reports, 2021 - nature.com
Electromagnetic (EM) metasurfaces are essential in a wide range of EM engineering
applications, from incorporated into antenna designs to separate devices like radome. Near …

Computational intelligence paradigms for UWB antennas: a comprehensive review of analysis, synthesis and optimization

D Sarkar, T Khan, FA Talukdar, YMM Antar - Artificial Intelligence Review, 2023 - Springer
Technological advancement in wireless communication systems has spurred a rapid growth
in ultra-wideband (UWB) technology over the last decade. One of the key components of …

Isolation and gain improvement of a rectangular notch UWB-MIMO antenna

A Abbas, N Hussain, MA Sufian, J Jung, SM Park… - Sensors, 2022 - mdpi.com
This paper presents the performance improvement of a co-planar waveguide rectangularly
notched UWB-MIMO antenna. The isolation and gain of the antenna are enhanced by using …

Low-cost nonuniform metallic lattice for rectifying aperture near-field of electromagnetic bandgap resonator antennas

A Lalbakhsh, MU Afzal, KP Esselle… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article addresses a critical issue, which has been overlooked, in relation to the design
of phase-correcting structures (PCSs) for electromagnetic bandgap (EBG) resonator …

Wideband near-field correction of a Fabry–Pérot resonator antenna

A Lalbakhsh, MU Afzal, KP Esselle… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
A systematic approach to correcting electric near-field phase and magnitude over a
wideband for Fabry-Perot resonator antennas (FPRAs) is presented. Unlike all other unit-cell …

A compact C-band bandpass filter with an adjustable dual-band suitable for satellite communication systems

A Lalbakhsh, A Ghaderi, W Mohyuddin… - Electronics, 2020 - mdpi.com
A narrowband dual-band bandpass filter (BPF) with independently tunable passbands is
presented through a systematic design approach. A size-efficient coupling system is …

A compact lowpass filter for satellite communication systems based on transfer function analysis

A Lalbakhsh, MB Jamshidi, H Siahkamari… - … -International Journal of …, 2020 - Elsevier
This paper presents a very efficient design procedure for a high-performance microstrip
lowpass filter (LPF). Unlike many other sophisticated design methodologies of microstrip …

Fast design closure of compact microwave components by means of feature-based metamodels

A Pietrenko-Dabrowska, S Koziel - Electronics, 2020 - mdpi.com
Precise tuning of geometry parameters is an important consideration in the design of
modern microwave passive components. It is mandatory due to limitations of theoretical …

Design of an artificial magnetic conductor surface using an evolutionary algorithm

A Lalbakhsh, MU Afzal, KP Esselle… - … on electromagnetics in …, 2017 - ieeexplore.ieee.org
Application of an evolutionary algorithm in designing an artificial electromagnetic conductor
(AMC) at 12 GHz is explained in this paper. To do so, a binary version of particle swarm …