Solar neutrinos and the strongest oscillation constraints on scalar NSI

Abstract Scalar non-standard neutrino interactions (sNSI) is a scenario where neutrinos can develop a medium dependent contribution to their mass due to a new scalar mediator. This scenario differs from the commonly discussed vector mediator case in that the oscillation effect scales with density ra...

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Main Authors: Peter B. Denton, Alessio Giarnetti, Davide Meloni
Format: Article
Language:English
Published: SpringerOpen 2025-01-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP01(2025)097
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author Peter B. Denton
Alessio Giarnetti
Davide Meloni
author_facet Peter B. Denton
Alessio Giarnetti
Davide Meloni
author_sort Peter B. Denton
collection DOAJ
description Abstract Scalar non-standard neutrino interactions (sNSI) is a scenario where neutrinos can develop a medium dependent contribution to their mass due to a new scalar mediator. This scenario differs from the commonly discussed vector mediator case in that the oscillation effect scales with density rather than density and neutrino energy. Thus the strongest oscillation constraint comes from solar neutrinos which experience the largest density in a neutrino oscillation experiment. We derive constraints on all the sNSI parameters as well as the absolute neutrino mass scale by combining solar and reactor data and find solar neutrinos to be > 1 order of magnitude more sensitive to sNSI than terrestrial probes such as long-baseline experiments.
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series Journal of High Energy Physics
spelling doaj-art-d95688c302a54c88875e4a8205ecb2e92025-02-09T12:07:19ZengSpringerOpenJournal of High Energy Physics1029-84792025-01-012025112210.1007/JHEP01(2025)097Solar neutrinos and the strongest oscillation constraints on scalar NSIPeter B. Denton0Alessio Giarnetti1Davide Meloni2High Energy Theory Group, Physics Department, Brookhaven National LaboratoryDipartimento di Matematica e Fisica, Università di Roma TreDipartimento di Matematica e Fisica, Università di Roma TreAbstract Scalar non-standard neutrino interactions (sNSI) is a scenario where neutrinos can develop a medium dependent contribution to their mass due to a new scalar mediator. This scenario differs from the commonly discussed vector mediator case in that the oscillation effect scales with density rather than density and neutrino energy. Thus the strongest oscillation constraint comes from solar neutrinos which experience the largest density in a neutrino oscillation experiment. We derive constraints on all the sNSI parameters as well as the absolute neutrino mass scale by combining solar and reactor data and find solar neutrinos to be > 1 order of magnitude more sensitive to sNSI than terrestrial probes such as long-baseline experiments.https://doi.org/10.1007/JHEP01(2025)097Neutrino MixingNon-Standard Neutrino Properties
spellingShingle Peter B. Denton
Alessio Giarnetti
Davide Meloni
Solar neutrinos and the strongest oscillation constraints on scalar NSI
Journal of High Energy Physics
Neutrino Mixing
Non-Standard Neutrino Properties
title Solar neutrinos and the strongest oscillation constraints on scalar NSI
title_full Solar neutrinos and the strongest oscillation constraints on scalar NSI
title_fullStr Solar neutrinos and the strongest oscillation constraints on scalar NSI
title_full_unstemmed Solar neutrinos and the strongest oscillation constraints on scalar NSI
title_short Solar neutrinos and the strongest oscillation constraints on scalar NSI
title_sort solar neutrinos and the strongest oscillation constraints on scalar nsi
topic Neutrino Mixing
Non-Standard Neutrino Properties
url https://doi.org/10.1007/JHEP01(2025)097
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AT alessiogiarnetti solarneutrinosandthestrongestoscillationconstraintsonscalarnsi
AT davidemeloni solarneutrinosandthestrongestoscillationconstraintsonscalarnsi