Results 1 to 10 of about 18,394 (288)

Circularly Polarized Hybrid Dielectric Resonator Antennas: A Brief Review and Perspective Analysis [PDF]

open access: yesSensors, 2021
Recently, it has been a feasible approach to build an antenna, in view of the potential advantages they offer. One of the recent trends in dielectric resonator antenna research is the use of compound and hybrid structures.
Rajasekhar Nalanagula   +4 more
doaj   +4 more sources

Triple-Band Dual-Sense Circularly Polarized Hybrid Dielectric Resonator Antenna [PDF]

open access: yesSensors, 2018
In this paper, a triple-band dual-sense circularly polarized (CP) hybrid dielectric resonator antenna is proposed. A modified hexagonal dielectric resonator (DR) is top-loaded with a square microstrip ring (SMR).
Amir Altaf, Munkyo Seo
doaj   +5 more sources

Additively Manufactured Mechanically Tunable Cavity Resonator for Broadband Characterization of Liquid Permittivity [PDF]

open access: yesSensors
This paper presents the design, fabrication, and experimental validation of a metal 3D-printed mechanically tunable cavity resonator operating in the hybrid TM–coaxial resonant mode for the broadband characterization of liquid permittivity.
Thipamas Phakaew   +8 more
doaj   +2 more sources

Integrated Molecular Optomechanics with Hybrid Dielectric–Metallic Resonators [PDF]

open access: yesACS Photonics, 2021
12 pages, 7 ...
Shlesinger, Ilan   +3 more
openaire   +3 more sources

Bandwidth Improvement of a Cone-Inverted Cylindrical and Cross Hybrids Dielectric Resonator Antennas

open access: yesIraqi Journal of Physics, 2023
In this work, two cone-inverted cylindrical and cross-hybrid dielectric resonator antennas are stacked and excited by the coaxial probe method with an operating standard resonant frequency of 5.438 GHz.
Nabeel Areebi, Jamal Nasir Jabir
doaj   +1 more source

A tri-hybrid of Al2O3-SiO2-MgZrO3 stair shaped half-cylindrical dielectric resonator antenna (SHCDRA) for wideband wireless communication systems

open access: yesEngineering Science and Technology, an International Journal, 2022
A novel wideband hybrid dielectric resonator antenna (DRA) made up of three heterogeneous layers of dielectric materials stacked on a rectangular slot patch is proposed in this paper.
Mohamad Faiz Mohamed Omar   +3 more
doaj   +1 more source

Toroidal Dipole Excitation in Metamaterial Perfect Absorber Consisting of Dielectric Nanodisks Quadrumer Clusters and Spacer on Metal Substrate

open access: yesPhotonics, 2022
We proposed an infrared narrowband metamaterial perfect absorber (MPA) which is induced by toroidal dipole resonance in a dielectric-metal hybrid system.
Yuepei Cai, Yong Huang, Keyong Zhu
doaj   +1 more source

About theory of extended interaction klystron and drift space in the form of medium with complex permittivity [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика, 2021
Purpose of this work is to construct a theory of extended interaction klystron with ordinary distributed resonators, but with a drift space in the form of medium with complex permittivity. Methods.
Funtov, Aleksandr Andreevich
doaj   +1 more source

HYBRID DIELECTRIC RESONATOR ANTENNA FOR C-BAND APPLICATION

open access: yesInternational Journal of Engineering Technologies and Management Research, 2020
This article presents a triple band hybrid cylindrical Ring Dielectric resonator antenna. The proposed antenna consists of Ring Dielectric resonator antenna and has a reformed pentagon shaped slot antenna. By the help of HFSS simulation software this proposed antenna has been designed.
Pathak, Deepika   +2 more
openaire   +2 more sources

Metal-Dielectric Nanopillar Antenna-Resonators for Efficient Collected Photon Rate from Silicon Carbide Color Centers

open access: yesNanomaterials, 2023
A yet unresolved challenge in developing quantum technologies based on color centres in high refractive index semiconductors is the efficient fluorescence enhancement of point defects in bulk materials.
Faraz Ahmed Inam, Stefania Castelletto
doaj   +1 more source

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