Results 11 to 20 of about 771,647 (263)

Micromechanical resonator with dielectric nonlinearity [PDF]

open access: yesMicrosystems & Nanoengineering, 2018
AbstractNonlinear response of dielectric polarization to electric field in certain media is the foundation of nonlinear optics. Optically, such nonlinearities are observed at high light intensities, achievable by laser, where atomic-scale field strengths exceeding 106–108 V/m can be realized.
Mateen, Farrukh   +3 more
openaire   +5 more sources

Half volume dielectric resonator antenna designs

open access: yesElectronics Letters, 1997
The authors demonstrate that the volume of a conventional dielectric resonator antenna can be reduced by approximately half. The technique relies on employing an additional conducting plate in the DRA, which acts as an electric wall.
Ross Murch
exaly   +2 more sources

High-harmonic generation from a subwavelength dielectric resonator [PDF]

open access: yesScience Advances, 2022
Higher-order optical harmonics entered the realm of nanostructured solids being observed recently in optical gratings and metasurfaces with a subwavelength thickness.
Anastasiia Zalogina   +9 more
semanticscholar   +1 more source

Dielectric Resonator Antennas

open access: yes, 2023
Tato bakalářská práce se zabývá dielektrickými rezonátorovými anténami, které představují inovativní a efektivní přístup k návrhu a výrobě mikrovlnných a milimetrových antén.
Zhijiao Chen, Jing‐Ya Deng, Haiwen Liu
openaire   +2 more sources

Design of Dielectric Resonator Antenna Using Dielectric Paste [PDF]

open access: yesSensors, 2021
In this publication, the use of a dielectric paste for dielectric resonator antenna (DRA) design is investigated. The dielectric paste can serve as an alternative approach of manufacturing a dielectric resonator antenna by subsequently filling a mold with the dielectric paste.
Hauke Ingolf Kremer   +4 more
openaire   +3 more sources

Circular Patch Fed Rectangular Dielectric Resonator Antenna with High Gain and High Efficiency for Millimeter Wave 5G Small Cell Applications

open access: yesItalian National Conference on Sensors, 2021
A novel method of feeding a dielectric resonator using a metallic circular patch antenna at millimeter wave frequency band is proposed here. A ceramic material based rectangular dielectric resonator antenna with permittivity 10 is placed over a rogers RT-
Abinash Gaya   +3 more
semanticscholar   +1 more source

Optical “fingerprints” of dielectric resonators

open access: yesJournal of the Optical Society of America B, 2023
The complete picture of the optical properties of resonant structures, along with the frequency, quality factor, and line shape in scattering spectra, is determined by the electromagnetic field distribution patterns, which are a kind of “fingerprint” of each resonant eigenmode. In this paper, we simultaneously analyze the changes in the spectra and the
A. P. Chetverikova   +4 more
openaire   +2 more sources

The Trapezoidal Dielectric Resonator Antenna [PDF]

open access: yesIEEE Transactions on Antennas and Propagation, 2008
The operational concepts of the trapezoidal dielectric resonator antennas (DRAs) are presented and their performance is studied theoretically and experimentally. The rectangular parallelepiped is a special case of the more general trapezoid and therefore a comparison between both is useful in order to highlight their similarities and differences. It is
Almpanis, G., Fumeaux, C., Vahldieck, R.
openaire   +3 more sources

Numerical investigation on compact multimode dielectric resonator antennas of very high permittivity [PDF]

open access: yes, 2008
Two well known numerical techniques, the Finite Element Method (FEM) and the Finite Integration in Time Domain (FIT), have been applied to study a low volume high permittivity dielectric resonator antenna.
Rotaru, M.   +4 more
core   +1 more source

Coupled-Resonator Optical Waveguides and Multiplexed Solitons [PDF]

open access: yes, 2003
Whether over micron-long or kilometer-long distances, periodic phenomena can strongly affect both the propagation and the confinement of optical pulses.
Mookherjea, Shayan
core   +1 more source

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