EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES

Mirrors of the Fabry-Perot resonator in the microwave band can be represented by conducting plates with a great number of holes, which ensure partial mirror transmission.It is shown through numerical modeling that the magnitude of the reflection factor of a plane linearly...

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Main Authors: J. V. Antonenko, A. V. Gribovsky
Format: Article
Language:English
Published: Akademperiodyka 2017-03-01
Series:Радиофизика и электроника
Subjects:
Online Access:http://re-journal.org.ua/sites/default/files/file_attach/arh_fulltxt/5.pdf
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author J. V. Antonenko
A. V. Gribovsky
author_facet J. V. Antonenko
A. V. Gribovsky
author_sort J. V. Antonenko
collection DOAJ
description Mirrors of the Fabry-Perot resonator in the microwave band can be represented by conducting plates with a great number of holes, which ensure partial mirror transmission.It is shown through numerical modeling that the magnitude of the reflection factor of a plane linearly polarized wave from a resonator with coaxial-sector holes in the mirrors is equal to zero for a wave-length which is greater than the cutoff one of the coaxial-sector waveguides. In this case the electromagnetic field amplitude in the resonant cavity shows an increase by an order of magnitude as compared with the exciting field amplitude. It has been found that replacement of one of the mirrors in the Fabry-Perot resonator by a continuous screen can result in increasing the plane wave ampli-tude in the resonator by almost two orders of magnitudewith respect to that of the exciting field.
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spelling doaj.art-320f4128c4734c83adab41701291d57a2022-12-22T02:50:39ZengAkademperiodykaРадиофизика и электроника1028-821X2415-34002017-03-012212126https://doi.org/10.15407/rej2017.01.021EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLESJ. V. Antonenko0A. V. Gribovsky1 Institute of Radio Astronomy of the National Academy of Sciences of Ukraine Institute of Radio Astronomy of the National Academy of Sciences of UkraineMirrors of the Fabry-Perot resonator in the microwave band can be represented by conducting plates with a great number of holes, which ensure partial mirror transmission.It is shown through numerical modeling that the magnitude of the reflection factor of a plane linearly polarized wave from a resonator with coaxial-sector holes in the mirrors is equal to zero for a wave-length which is greater than the cutoff one of the coaxial-sector waveguides. In this case the electromagnetic field amplitude in the resonant cavity shows an increase by an order of magnitude as compared with the exciting field amplitude. It has been found that replacement of one of the mirrors in the Fabry-Perot resonator by a continuous screen can result in increasing the plane wave ampli-tude in the resonator by almost two orders of magnitudewith respect to that of the exciting field.http://re-journal.org.ua/sites/default/files/file_attach/arh_fulltxt/5.pdfcoaxial-sector waveguideevanescent waveguidefabry-perot resonatorreflection coefficientscreen of finite thickness
spellingShingle J. V. Antonenko
A. V. Gribovsky
EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES
Радиофизика и электроника
coaxial-sector waveguide
evanescent waveguide
fabry-perot resonator
reflection coefficient
screen of finite thickness
title EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES
title_full EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES
title_fullStr EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES
title_full_unstemmed EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES
title_short EXCITATION OF THE FABRY-PEROT RESONATOR THROUGH EVANESCENT COAXIAL-SECTOR HOLES
title_sort excitation of the fabry perot resonator through evanescent coaxial sector holes
topic coaxial-sector waveguide
evanescent waveguide
fabry-perot resonator
reflection coefficient
screen of finite thickness
url http://re-journal.org.ua/sites/default/files/file_attach/arh_fulltxt/5.pdf
work_keys_str_mv AT jvantonenko excitationofthefabryperotresonatorthroughevanescentcoaxialsectorholes
AT avgribovsky excitationofthefabryperotresonatorthroughevanescentcoaxialsectorholes