Searching for supermassive charged gravitinos in underground experiments

Abstract We examine possible experimental signatures that may be exploited to search for stable supermassive particles with electric charges of $${{\mathcal {O}}}(1)$$ O ( 1 ) in future underground experiments, and the upcoming JUNO experiment in particular. The telltale signal providing a unique si...

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Main Authors: Krzysztof A. Meissner, Hermann Nicolai
Format: Article
Language:English
Published: SpringerOpen 2024-03-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-024-12628-6
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author Krzysztof A. Meissner
Hermann Nicolai
author_facet Krzysztof A. Meissner
Hermann Nicolai
author_sort Krzysztof A. Meissner
collection DOAJ
description Abstract We examine possible experimental signatures that may be exploited to search for stable supermassive particles with electric charges of $${{\mathcal {O}}}(1)$$ O ( 1 ) in future underground experiments, and the upcoming JUNO experiment in particular. The telltale signal providing a unique signature of such particles, would be a correlated sequence of three or more nuclear recoils along a straight line, corresponding to the motion of a non-relativistic ( $$\beta \lesssim 10^{-2}$$ β ≲ 10 - 2 ) particle that could enter the detector from any direction. We provide some preliminary estimates for the expected event rates.
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spelling doaj.art-a14d427099b0423ebd2ce13a6f7944432024-05-12T11:30:40ZengSpringerOpenEuropean Physical Journal C: Particles and Fields1434-60522024-03-018431510.1140/epjc/s10052-024-12628-6Searching for supermassive charged gravitinos in underground experimentsKrzysztof A. Meissner0Hermann Nicolai1Faculty of Physics, University of WarsawMax-Planck-Institut für Gravitationsphysik (Albert-Einstein-Institut)Abstract We examine possible experimental signatures that may be exploited to search for stable supermassive particles with electric charges of $${{\mathcal {O}}}(1)$$ O ( 1 ) in future underground experiments, and the upcoming JUNO experiment in particular. The telltale signal providing a unique signature of such particles, would be a correlated sequence of three or more nuclear recoils along a straight line, corresponding to the motion of a non-relativistic ( $$\beta \lesssim 10^{-2}$$ β ≲ 10 - 2 ) particle that could enter the detector from any direction. We provide some preliminary estimates for the expected event rates.https://doi.org/10.1140/epjc/s10052-024-12628-6
spellingShingle Krzysztof A. Meissner
Hermann Nicolai
Searching for supermassive charged gravitinos in underground experiments
European Physical Journal C: Particles and Fields
title Searching for supermassive charged gravitinos in underground experiments
title_full Searching for supermassive charged gravitinos in underground experiments
title_fullStr Searching for supermassive charged gravitinos in underground experiments
title_full_unstemmed Searching for supermassive charged gravitinos in underground experiments
title_short Searching for supermassive charged gravitinos in underground experiments
title_sort searching for supermassive charged gravitinos in underground experiments
url https://doi.org/10.1140/epjc/s10052-024-12628-6
work_keys_str_mv AT krzysztofameissner searchingforsupermassivechargedgravitinosinundergroundexperiments
AT hermannnicolai searchingforsupermassivechargedgravitinosinundergroundexperiments