Electromagnetic metamaterials: A new paradigm of antenna design

P Kumar, T Ali, MMM Pai - IEEE Access, 2021 - ieeexplore.ieee.org
The progress of technology in consumer electronics demand an antenna having a compact
size, high gain and bandwidth, and multiple antennas at transmitter and receiver to enhance …

Mutual coupling reduction in an array of patch antennas using CLL metamaterial superstrate for MIMO applications

A Jafargholi, A Jafargholi… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The capability of a magnetodielectric superstrate to suppress the surface wave propagation
is investigated. It is shown that the capacitively loaded loop (CLL) metamaterial (MTM) …

Investigation of a dual-layer metasurface-inspired fractal antenna with dual-polarized/-modes for 4G/5G applications

A Mohanty, BR Behera, KP Esselle, MH Alsharif… - Electronics, 2022 - mdpi.com
In this research article, a dual-polarized compact bow-tie-shaped irregular fractal antenna
with a dual metasurface (DMS) for directional radiation applications is designed using a dual …

Graphene-metamaterial based tunable broadband polarization insensitive absorber for terahertz antenna design

R Rahad, ASM Mohsin, B Bhuian, MM Rahman - IEEE Access, 2024 - ieeexplore.ieee.org
The advent of graphene has opened new avenues for the design of high-performance
metamaterial devices, particularly in the realm of electromagnetic absorption applications …

Dual-band slim microstrip patch antennas

A Jafargholi, A Jafargholi… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper presents a planar dual-band slim microstrip patch antennas. The antenna
comprises four sections: patch and shorting, centered, and offset pins with the overall size of …

Enabling Wide Bandwidth in Substrate-Integrated Waveguide Slot Antennas by Using Low-Index Metamaterials

A Jafargholi, R Fleury, MH Mazaheri, J Tayebpour - Physical Review Applied, 2024 - APS
This paper presents a solution to overcome the inherently limited bandwidth of substrate-
integrated waveguide (SIW) slot antennas. It is analytically shown that by decreasing the …

Microstrip patch back radiation reduction using metamaterial superstrate

A Jafargholi, A Jafargholi, JH Choi… - IET Microwaves …, 2020 - Wiley Online Library
The capability of the capacitively loaded loop (CLL) metamaterial (MTM) superstrate to
attenuate surface waves thereby reducing the back radiation of microstrip patch antennas is …

Low-Profile ESPAR Using Metamaterial-Inspired Structure

A Jafargholi, M Safaei, R Fleury… - IEEE Open Journal of …, 2024 - ieeexplore.ieee.org
This paper addresses the 3D nature of traditional Electronically Steerable Parasitic Array
Radiators (ESPARs). Additionally, the required distance between the main radiator and the …

GPS Interference Cancellation Using Metamaterials

A Jafargholi, R Fleury - IEEE Open Journal of Antennas and …, 2024 - ieeexplore.ieee.org
This paper introduces a novel passive method and structure designed to mitigate unwanted
interference at the antenna in conventional Global Positioning System (GPS) applications. In …

A compact multiband planar antenna using modified L-shape resonator slots

IJ Rajmohan, MI Hussein - Heliyon, 2020 - cell.com
A multiband planar antenna designed and proposed with resonator slots is presented. The
proposed antenna consists of a planar hexagonal patch composed of two pairs of resonator …