Results 21 to 30 of about 53,489 (289)

Experimental demonstrations of high-Q superconducting coplanar waveguide resonators [PDF]

open access: yes, 2013
We designed and successfully fabricated an absorption-type of superconducting coplanar waveguide (CPW) resonators. The resonators are made from a Niobium film (about 160 nm thick) on a high-resistance Si substrate, and each resonator is fabricated as a ...
Cao, Chunhai   +8 more
core   +2 more sources

Excitation of a rectangular resonator through communication windows in the conveyor installation of microwave heating

open access: yesФизика волновых процессов и радиотехнические системы, 2022
Based on the excitation theory of L.A. Vainstein obtained simple and convenient iterative relations for excitation of a resonator in the form of a rectangular parallelepiped with a dielectric layer through several coupling windows in its walls.
Mikhail V. Davidovich   +2 more
doaj   +1 more source

Semicylindrical microresonator: excitation, modal structure, and Q factor

open access: yes, 2020
The semicylindrical microresonator with relatively simple excitation with a plane wave is studied. The resonator is formed on the base of the dielectric/metal/dielectric structure, where the wave energy penetrates into resonator through a thin metal ...
Haroyan, Hovhannes   +3 more
core   +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

A Wideband Circularly Polarized Dielectric Resonator Antenna Using Inverse f-Shaped Slot Excitation with Parasitic Metal Structure

open access: yesInternational Journal of Antennas and Propagation, 2022
In this paper, a single-fed wideband circularly polarized dielectric resonator antenna (DRA) is proposed. The antenna consists of a substrate, a cylindrical dielectric resonator, and four curved parasitic metal blocks that are rotated and placed around ...
Zizu Chen   +5 more
doaj   +1 more source

Thermally tunable slot-coupled dielectric resonator antenna

open access: yesAIP Advances, 2017
A thermally tunable slot-coupled dielectric resonator antenna (DRA) has been designed and prepared by placing a thermosensitive ceramic resonator onto the slot.
Ke Bi   +7 more
doaj   +1 more source

Dielectric spiral resonators

open access: yesElectronics Letters, 2010
The possibility of constructing a resonator with a dielectric spiral inner is discussed. The modelling conducted shows that the mode related to the ceramic quarter-wave resonators also exists within a dielectric spiral, the properties of which are strongly dependent on the thickness and the number of turns of the spiral.
S. Benmerah   +3 more
openaire   +1 more source

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

MKID development for SuperSpec: an on-chip, mm-wave, filter-bank spectrometer [PDF]

open access: yes, 2012
SuperSpec is an ultra-compact spectrometer-on-a-chip for millimeter and submillimeter wavelength astronomy. Its very small size, wide spectral bandwidth, and highly multiplexed readout will enable construction of powerful multibeam spectrometers for high-
Barry, Peter S.   +18 more
core   +2 more sources

TWO-LAYERED QUASIOPTICAL SAPPHIRE RESONATOR FOR BIOLIQUIDS DIELECTROMETRY [PDF]

open access: yesРадиофизика и электроника, 2017
WGM resonators can be used for studies of condensed matter, especially for the study of the dielectric liquids properties. However, the electromagnetic properties of the real resonator structures are not well understood.
А. А. Barannik   +2 more
doaj   +1 more source

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