Cosmic-ray boosted dark matter in Xe-based direct detection experiments

Abstract LUX-ZEPLIN (LZ) collaboration has achieved the strongest constraint on weak-scale dark matter (DM)-nucleon spin-independent (SI) scattering cross section in a large region of parameter space. In this paper, we take a complementary approach and study the prospect of detecting cosmic-ray boos...

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Main Authors: Tarak Nath Maity, Ranjan Laha
Format: Article
Language:English
Published: SpringerOpen 2024-02-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-024-12464-8
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author Tarak Nath Maity
Ranjan Laha
author_facet Tarak Nath Maity
Ranjan Laha
author_sort Tarak Nath Maity
collection DOAJ
description Abstract LUX-ZEPLIN (LZ) collaboration has achieved the strongest constraint on weak-scale dark matter (DM)-nucleon spin-independent (SI) scattering cross section in a large region of parameter space. In this paper, we take a complementary approach and study the prospect of detecting cosmic-ray boosted sub-GeV DM in LZ. In the absence of a signal for DM, we improve upon the previous constraints by a factor of $$\sim 2$$ ∼ 2 using the LZ result for some regions of the parameter space. We also show that upcoming XENONnT and future Darwin experiments will be sensitive to cross sections smaller by factors of $$\sim 3$$ ∼ 3 and $$\sim 10$$ ∼ 10 compared to the current LZ limit, respectively.
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spelling doaj.art-6a543c666c8644efa47adb0260bc0fa62024-04-14T11:26:25ZengSpringerOpenEuropean Physical Journal C: Particles and Fields1434-60522024-02-018421910.1140/epjc/s10052-024-12464-8Cosmic-ray boosted dark matter in Xe-based direct detection experimentsTarak Nath Maity0Ranjan Laha1Centre for High Energy Physics, Indian Institute of ScienceCentre for High Energy Physics, Indian Institute of ScienceAbstract LUX-ZEPLIN (LZ) collaboration has achieved the strongest constraint on weak-scale dark matter (DM)-nucleon spin-independent (SI) scattering cross section in a large region of parameter space. In this paper, we take a complementary approach and study the prospect of detecting cosmic-ray boosted sub-GeV DM in LZ. In the absence of a signal for DM, we improve upon the previous constraints by a factor of $$\sim 2$$ ∼ 2 using the LZ result for some regions of the parameter space. We also show that upcoming XENONnT and future Darwin experiments will be sensitive to cross sections smaller by factors of $$\sim 3$$ ∼ 3 and $$\sim 10$$ ∼ 10 compared to the current LZ limit, respectively.https://doi.org/10.1140/epjc/s10052-024-12464-8
spellingShingle Tarak Nath Maity
Ranjan Laha
Cosmic-ray boosted dark matter in Xe-based direct detection experiments
European Physical Journal C: Particles and Fields
title Cosmic-ray boosted dark matter in Xe-based direct detection experiments
title_full Cosmic-ray boosted dark matter in Xe-based direct detection experiments
title_fullStr Cosmic-ray boosted dark matter in Xe-based direct detection experiments
title_full_unstemmed Cosmic-ray boosted dark matter in Xe-based direct detection experiments
title_short Cosmic-ray boosted dark matter in Xe-based direct detection experiments
title_sort cosmic ray boosted dark matter in xe based direct detection experiments
url https://doi.org/10.1140/epjc/s10052-024-12464-8
work_keys_str_mv AT taraknathmaity cosmicrayboosteddarkmatterinxebaseddirectdetectionexperiments
AT ranjanlaha cosmicrayboosteddarkmatterinxebaseddirectdetectionexperiments