Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei

The two-phase emission detector RED-100 with 130 kg of liquid xenon as a working medium has been exhibited at a distance of 19 m from the core of the VVER-1000/320 nuclear power reactor at the fourth power unit of the Kalinin Nuclear Plant Power in 2021–2022. Due to the high sensitivity of the detec...

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Main Author: RED-100 Collaboration
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Physics
Subjects:
Online Access:https://www.mdpi.com/2624-8174/5/2/34
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author RED-100 Collaboration
author_facet RED-100 Collaboration
author_sort RED-100 Collaboration
collection DOAJ
description The two-phase emission detector RED-100 with 130 kg of liquid xenon as a working medium has been exhibited at a distance of 19 m from the core of the VVER-1000/320 nuclear power reactor at the fourth power unit of the Kalinin Nuclear Plant Power in 2021–2022. Due to the high sensitivity of the detector for weak ionization signals (down to single electrons), the detector has been used to search for the elastic coherent scattering of reactor electron antineutrinos off xenon nuclei. However, the observation of ~30 kHz single-electron noise did not quite allow for an effective selection of the useful events. The next experiment with the RED-100 detector is considered to be arranged with 62 kg of liquid argon as a working medium. The advantages of this approach are discussed in this paper.
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spelling doaj.art-73e8cde3beee41d4b5537d82ec426baf2023-11-18T12:08:52ZengMDPI AGPhysics2624-81742023-04-015249249810.3390/physics5020034Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off NucleiRED-100 Collaboration0Laboratory for Experimental Nuclear Physics, National Research Nuclear University MEPhI, 115409 Moscow, RussiaThe two-phase emission detector RED-100 with 130 kg of liquid xenon as a working medium has been exhibited at a distance of 19 m from the core of the VVER-1000/320 nuclear power reactor at the fourth power unit of the Kalinin Nuclear Plant Power in 2021–2022. Due to the high sensitivity of the detector for weak ionization signals (down to single electrons), the detector has been used to search for the elastic coherent scattering of reactor electron antineutrinos off xenon nuclei. However, the observation of ~30 kHz single-electron noise did not quite allow for an effective selection of the useful events. The next experiment with the RED-100 detector is considered to be arranged with 62 kg of liquid argon as a working medium. The advantages of this approach are discussed in this paper.https://www.mdpi.com/2624-8174/5/2/34two-phase emission detectorcoherent elastic neutrino scatteringliquid argon in particle physics experiment
spellingShingle RED-100 Collaboration
Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei
Physics
two-phase emission detector
coherent elastic neutrino scattering
liquid argon in particle physics experiment
title Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei
title_full Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei
title_fullStr Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei
title_full_unstemmed Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei
title_short Using the Two-Phase Emission Detector RED-100 at NPP to Study Coherent Elastic Neutrinos Scattering off Nuclei
title_sort using the two phase emission detector red 100 at npp to study coherent elastic neutrinos scattering off nuclei
topic two-phase emission detector
coherent elastic neutrino scattering
liquid argon in particle physics experiment
url https://www.mdpi.com/2624-8174/5/2/34
work_keys_str_mv AT red100collaboration usingthetwophaseemissiondetectorred100atnpptostudycoherentelasticneutrinosscatteringoffnuclei