Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument

We present the results of the experimental and theoretical study of the resonant properties and noise of a single cell of a receiving system based on cold-electron bolometers (CEB) with a double-folded slot antenna and coplanar lines. The system was designed to receive signals at 220/240 GHz frequen...

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Autores principales: Leonid S. Revin, Dmitry A. Pimanov, Anton V. Blagodatkin, Anna V. Gordeeva, Andrey L. Pankratov, Alexander V. Chiginev, Igor V. Rakut’, Viktor O. Zbrozhek, Leonid S. Kuzmin, Silvia Masi, Paolo de Bernardis
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:a37f6f60edd44b5aa572e9bc74f0ca622021-11-25T16:37:13ZSpectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument10.3390/app1122107462076-3417https://doaj.org/article/a37f6f60edd44b5aa572e9bc74f0ca622021-11-01T00:00:00Zhttps://www.mdpi.com/2076-3417/11/22/10746https://doaj.org/toc/2076-3417We present the results of the experimental and theoretical study of the resonant properties and noise of a single cell of a receiving system based on cold-electron bolometers (CEB) with a double-folded slot antenna and coplanar lines. The system was designed to receive signals at 220/240 GHz frequencies with a 5% bandwidth. In measurements, we used the samples of the double-folded slot antennas with slot lengths of 162 um and coplanar line lengths from 185 to 360 um. Measurements of the resonance properties of CEB located at 0.3 K cryostat plate were carried out using a generator based on a high-temperature YBCO Josephson junction located inside the same cryostat at 4 K plate. This arrangement made it possible to obtain smooth amplitude-frequency characteristics with a clearly defined peak of a 15–21 GHz bandwidth at different frequencies. Based on these results, 2-D array of double-folded slot antennas with CEBs as 220/240 GHz LSPE channel prototype was calculated.The absorption efficiency of the array has reached 81% and 77% for 220 and 240 GHz channels, respectively.Leonid S. RevinDmitry A. PimanovAnton V. BlagodatkinAnna V. GordeevaAndrey L. PankratovAlexander V. ChiginevIgor V. Rakut’Viktor O. ZbrozhekLeonid S. KuzminSilvia MasiPaolo de BernardisMDPI AGarticlecold-electron bolometerdouble-folded slot antennacoplanar lineJosephson junctionresonant propertiesYBaCuOTechnologyTEngineering (General). Civil engineering (General)TA1-2040Biology (General)QH301-705.5PhysicsQC1-999ChemistryQD1-999ENApplied Sciences, Vol 11, Iss 10746, p 10746 (2021)
institution DOAJ
collection DOAJ
language EN
topic cold-electron bolometer
double-folded slot antenna
coplanar line
Josephson junction
resonant properties
YBaCuO
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
spellingShingle cold-electron bolometer
double-folded slot antenna
coplanar line
Josephson junction
resonant properties
YBaCuO
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
Leonid S. Revin
Dmitry A. Pimanov
Anton V. Blagodatkin
Anna V. Gordeeva
Andrey L. Pankratov
Alexander V. Chiginev
Igor V. Rakut’
Viktor O. Zbrozhek
Leonid S. Kuzmin
Silvia Masi
Paolo de Bernardis
Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument
description We present the results of the experimental and theoretical study of the resonant properties and noise of a single cell of a receiving system based on cold-electron bolometers (CEB) with a double-folded slot antenna and coplanar lines. The system was designed to receive signals at 220/240 GHz frequencies with a 5% bandwidth. In measurements, we used the samples of the double-folded slot antennas with slot lengths of 162 um and coplanar line lengths from 185 to 360 um. Measurements of the resonance properties of CEB located at 0.3 K cryostat plate were carried out using a generator based on a high-temperature YBCO Josephson junction located inside the same cryostat at 4 K plate. This arrangement made it possible to obtain smooth amplitude-frequency characteristics with a clearly defined peak of a 15–21 GHz bandwidth at different frequencies. Based on these results, 2-D array of double-folded slot antennas with CEBs as 220/240 GHz LSPE channel prototype was calculated.The absorption efficiency of the array has reached 81% and 77% for 220 and 240 GHz channels, respectively.
format article
author Leonid S. Revin
Dmitry A. Pimanov
Anton V. Blagodatkin
Anna V. Gordeeva
Andrey L. Pankratov
Alexander V. Chiginev
Igor V. Rakut’
Viktor O. Zbrozhek
Leonid S. Kuzmin
Silvia Masi
Paolo de Bernardis
author_facet Leonid S. Revin
Dmitry A. Pimanov
Anton V. Blagodatkin
Anna V. Gordeeva
Andrey L. Pankratov
Alexander V. Chiginev
Igor V. Rakut’
Viktor O. Zbrozhek
Leonid S. Kuzmin
Silvia Masi
Paolo de Bernardis
author_sort Leonid S. Revin
title Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument
title_short Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument
title_full Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument
title_fullStr Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument
title_full_unstemmed Spectral Characteristics of the Double-Folded Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument
title_sort spectral characteristics of the double-folded slot antennas with cold-electron bolometers for the 220/240 ghz channels of the lspe instrument
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/a37f6f60edd44b5aa572e9bc74f0ca62
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