Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter

Abstract We consider the production of a new MeV-scale fermion in coherent elastic neutrino-nucleus scattering. The effect on the measurable nucleon recoil spectrum is calculated. Assuming that the new fermion couples to neutrinos and quarks via a singlet scalar, we set limits on its mass and coupli...

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Main Authors: Vedran Brdar, Werner Rodejohann, Xun-Jie Xu
Format: Article
Language:English
Published: SpringerOpen 2018-12-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP12(2018)024
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author Vedran Brdar
Werner Rodejohann
Xun-Jie Xu
author_facet Vedran Brdar
Werner Rodejohann
Xun-Jie Xu
author_sort Vedran Brdar
collection DOAJ
description Abstract We consider the production of a new MeV-scale fermion in coherent elastic neutrino-nucleus scattering. The effect on the measurable nucleon recoil spectrum is calculated. Assuming that the new fermion couples to neutrinos and quarks via a singlet scalar, we set limits on its mass and coupling using COHERENT data and also determine the sensitivity of the CONUS experiment. We investigate the possible connection of the new fermion to neutrino mass generation. The possibility of the new fermion being the dark matter particle is also studied.
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spelling doaj.art-dc3f650373c34f8dad42e737a3b739e52022-12-21T18:15:33ZengSpringerOpenJournal of High Energy Physics1029-84792018-12-0120181212510.1007/JHEP12(2018)024Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matterVedran Brdar0Werner Rodejohann1Xun-Jie Xu2Max-Planck-Institut für KernphysikMax-Planck-Institut für KernphysikMax-Planck-Institut für KernphysikAbstract We consider the production of a new MeV-scale fermion in coherent elastic neutrino-nucleus scattering. The effect on the measurable nucleon recoil spectrum is calculated. Assuming that the new fermion couples to neutrinos and quarks via a singlet scalar, we set limits on its mass and coupling using COHERENT data and also determine the sensitivity of the CONUS experiment. We investigate the possible connection of the new fermion to neutrino mass generation. The possibility of the new fermion being the dark matter particle is also studied.http://link.springer.com/article/10.1007/JHEP12(2018)024Beyond Standard ModelNeutrino Physics
spellingShingle Vedran Brdar
Werner Rodejohann
Xun-Jie Xu
Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter
Journal of High Energy Physics
Beyond Standard Model
Neutrino Physics
title Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter
title_full Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter
title_fullStr Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter
title_full_unstemmed Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter
title_short Producing a new fermion in coherent elastic neutrino-nucleus scattering: from neutrino mass to dark matter
title_sort producing a new fermion in coherent elastic neutrino nucleus scattering from neutrino mass to dark matter
topic Beyond Standard Model
Neutrino Physics
url http://link.springer.com/article/10.1007/JHEP12(2018)024
work_keys_str_mv AT vedranbrdar producinganewfermionincoherentelasticneutrinonucleusscatteringfromneutrinomasstodarkmatter
AT wernerrodejohann producinganewfermionincoherentelasticneutrinonucleusscatteringfromneutrinomasstodarkmatter
AT xunjiexu producinganewfermionincoherentelasticneutrinonucleusscatteringfromneutrinomasstodarkmatter