Results 21 to 30 of about 18,394 (288)

A Compact Wide-Band Hybrid Dielectric Resonator Antenna with Enhanced Gain and Low Cross-Polarization

open access: yesInternational Journal of Antennas and Propagation, 2017
By loading two printed patches to the dielectric resonator antenna (DRA), a compact wide-band hybrid dielectric resonator antenna with enhanced gain and low cross-polarization is presented.
Feibiao Dong   +3 more
doaj   +1 more source

Hybrid Atom--Photon Quantum Gate in a Superconducting Microwave Resonator [PDF]

open access: yes, 2013
We propose a novel hybrid quantum gate between an atom and a microwave photon in a superconducting coplanar waveguide cavity by exploiting the strong resonant microwave coupling between adjacent Rydberg states.
Beck, M. A.   +4 more
core   +2 more sources

Design of a Wide-Beamwidth Pixelated Dielectric Resonator Antenna Using a Modified Stepped-Impedance Filter to Suppress Harmonics

open access: yesApplied Sciences, 2022
This study designed a wide-beamwidth pixelated dielectric resonator antenna (DRA) combined with a low-pass filter (LPF) to suppress harmonics. The DRA was designed to create a wide-beam pattern with a pixelated structure.
Dong Geun Lee   +2 more
doaj   +1 more source

Towards Accurate Dielectric Property Retrieval of Biological Tissues for Blood Glucose Monitoring [PDF]

open access: yes, 2014
(c) 2014 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works for resale or ...
Foster, R, Hao, Y, Yilmaz, T
core   +1 more source

A novel Multi-permittivity Cylindrical Dielectric Resonator Antenna for Wideband Applications [PDF]

open access: yes, 2014
In this paper, a novel multi-permittivity cylindrical dielectric resonator antenna for wideband application is presented. The multi-permittivity cylinder is formed by combining two different permittivity material sectors in such a way that each sector ...
Abdullah, M. Z.   +6 more
core   +3 more sources

Wideband Cylindrical Dielectric Resonator Antenna Operating in HEM11δ Mode with Improved Gain: A Study of Superstrate and Reflector Plane

open access: yesInternational Journal of Antennas and Propagation, 2017
A wideband and high gain dielectric resonator antenna (DRA) operating in hybrid HEM11δ mode is proposed. The investigated geometry employs one cylindrical dielectric resonator partially covered with a transparent dielectric superstrate and backed up by a
Sounik Kiran Kumar Dash   +3 more
doaj   +1 more source

Theoretical Investigation on Microcavity Coupler for Terahertz Quantum-Well Infrared Photodetectors

open access: yesIEEE Access, 2020
Resonant behaviors and absorption enhancement of metallic grating-dielectric-metal (GDM) microcavity are theoretically investigated. The GDM structure is treated as periodic unit cells of two serially-connected metal-dielectric-metal (MDM) and air ...
Xuguang Guo   +5 more
doaj   +1 more source

Nonradiating sources for efficient wireless power transfer

open access: yesNanophotonics, 2021
Nonradiating sources of energy realized under a wave scattering on high-index dielectric nanoparticles have attracted a lot of attention in nano-optics and nanophotonics.
Zanganeh Esmaeel   +7 more
doaj   +1 more source

Effect of slit width on surface plasmon resonance

open access: yesResults in Physics, 2019
In this paper, a hybrid resonator composed of an all-metal grating made of copper and a dielectric cavity filled with SiO2 between slits is simulated and calculated by the finite-difference time-domain method (FDTD).
Yingying Wang   +9 more
doaj   +1 more source

Tunneling Proximity Resonances: Interplay between Symmetry and Dissipation [PDF]

open access: yes, 1999
We report the first observation of bound-state proximity resonances in coupled dielectric resonators. The proximity resonances arise from the combined action of symmetry and dissipation.
Bayer   +10 more
core   +2 more sources

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