Tunable terahertz circularly polarized dielectric resonator antenna

R Gupta, G Varshney, RS Yaduvanshi - Optik, 2021 - Elsevier
A circularly polarized (CP) dielectric resonator (DR) antenna (DRA) is implemented and
numerically analyzed for terahertz (THz) applications. A composite of different deformed …

Tunable terahertz dual-band circularly polarized dielectric resonator antenna

BC Sahana, G Varshney - Optik, 2022 - Elsevier
A tunable terahertz (THz) dual-band circularly polarized (CP) dielectric resonator (DR)
antenna (DRA) is numerically analysed and implemented. Initially, an aperture coupled dual …

Implementing the single/multiport tunable terahertz circularly polarized dielectric resonator antenna

G Varshney, BC Sahana - Nano Communication Networks, 2022 - Elsevier
A tunable terahertz circularly-polarized dielectric resonator antenna is implemented and
numerically studied. An aperture coupled terahertz rectangular dielectric resonator antenna …

Polarization controlling plan in graphene-based reconfigurable microstrip patch antenna

N Kiani, FT Hamedani, P Rezaei - Optik, 2021 - Elsevier
In the suggested article, the capability of graphene material in the design of square patch
antennas with the purpose of control and regulate the polarization of the antenna has been …

Quad-band circularly polarized tunable graphene based dielectric resonator antenna for terahertz applications

P Upender, A Kumar - Silicon, 2021 - Springer
Abstract A Cylindrical Dielectric Resonator antenna (CDRA) along with silicon based
Rectangular Dielectric Resonator (RDR) slab is proposed in this paper for terahertz (THz) …

Three-port terahertz circulator with multi-layer triangular graphene-based post

MB Heydari, MHV Samiei - Optik, 2021 - Elsevier
This article proposes a novel three-port circulator with a triangular graphene-based post for
the THz region. This new circulator is formed by three 120° symmetrical metal-based …

Tuning the higher to lower order resonance frequency ratio and implementing the tunable THz MIMO/self-diplexing antenna

D Kumar, V Kumar, YA Subhash, P Giri… - Nano Communication …, 2022 - Elsevier
The frequency ratio of higher to lower order mode can be electronically tuned in a terahertz
(THz) antenna with metallic radiator using a graphene loop. Antenna is designed with …

Polarization controlling idea in graphene-based patch antenna

N Kiani, FT Hamedani, P Rezaei - Optik, 2021 - Elsevier
The proficiency of graphene in patch antennas for polarization controlling has been realized
in this work. The structural configuration of the designed antenna is implemented in the form …

Chiral Multi-layer Waveguides Incorporating Graphene Sheets: An Analytical Approach

MB Heydari, MHV Samiei - arXiv preprint arXiv:2102.10135, 2021 - arxiv.org
This paper presents a novel analytical model for chiral multi-layer waveguides incorporating
graphene sheets. The general structure is composed of various chiral layers, where a …

Polarization controlling method in reconfigurable graphene-based patch four-leaf clover-shaped antenna

N Kiani, FT Hamedani, P Rezaei - Optik, 2021 - Elsevier
In this paper, a four-leaf clover-shaped reconfigurable patch antenna based on graphene is
presented. The antenna configuration is designed in such a way that each of the different …