Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA
International audience The determination of neutrino mass ordering (NMO) is one of the prime goals of several neutrinoexperiments.KM3NeT/ORCA and JUNO are two next-generation neutrino oscillation experiments both aiming ataddressing this question.ORCA determines the NMO by probing Earth matter effec...
Published in: | Proceedings of 37th International Cosmic Ray Conference — PoS(ICRC2021) |
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ftccsdartic:oai:HAL:hal-03373348v1 2023-05-15T17:53:26+02:00 Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA Athayde Marcondes de André, João Pedro Chau, Nhan Dracos, Marcos Kalousis, Leonidas Kouchner, Antoine Van Elewyck, Veronique Institut Pluridisciplinaire Hubert Curien (IPHC) Université de Strasbourg (UNISTRA)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS) AstroParticule et Cosmologie (APC (UMR_7164)) Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Observatoire de Paris Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National de la Recherche Scientifique (CNRS)-Université de Paris (UP) Institut Universitaire de France (IUF) Ministère de l'Education nationale, de l’Enseignement supérieur et de la Recherche (M.E.N.E.S.R.) JUNO KM3NeT Berlin, Germany 2021-07-15 https://hal.archives-ouvertes.fr/hal-03373348 https://hal.archives-ouvertes.fr/hal-03373348/document https://hal.archives-ouvertes.fr/hal-03373348/file/ICRC_JUNO_ORCA.pdf https://doi.org/10.22323/1.395.1196 en eng HAL CCSD info:eu-repo/semantics/altIdentifier/doi/10.22323/1.395.1196 hal-03373348 https://hal.archives-ouvertes.fr/hal-03373348 https://hal.archives-ouvertes.fr/hal-03373348/document https://hal.archives-ouvertes.fr/hal-03373348/file/ICRC_JUNO_ORCA.pdf doi:10.22323/1.395.1196 INSPIRE: 1931389 info:eu-repo/semantics/OpenAccess PoS 37th International Cosmic Ray Conference https://hal.archives-ouvertes.fr/hal-03373348 37th International Cosmic Ray Conference, Jul 2021, Berlin, Germany. pp.1196, ⟨10.22323/1.395.1196⟩ neutrino: oscillation electron nuclear reactor KM3NeT tension GeV sensitivity JUNO neutrino: atmosphere matter: effect interference: effect antineutrino: spectrum neutrino: mass [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] info:eu-repo/semantics/conferenceObject Conference papers 2021 ftccsdartic https://doi.org/10.22323/1.395.1196 2021-11-20T23:41:57Z International audience The determination of neutrino mass ordering (NMO) is one of the prime goals of several neutrinoexperiments.KM3NeT/ORCA and JUNO are two next-generation neutrino oscillation experiments both aiming ataddressing this question.ORCA determines the NMO by probing Earth matter effects on the oscillation ofatmospheric neutrinos in the GeV energy range.JUNO, on the other hand, is sensitive to the NMO by investigating the interference effects offast oscillations in the reactor electron antineutrino spectrum at medium baseline.This poster presents the potential of determining the NMO through a combined analysis ofJUNO and ORCA data.When measuring the $\Delta m^2_{31}$ with a wrong ordering assumption, the best-fit valuesare different between the two experiments.This tension, together with good constraints on the $\Delta m^2_{31}$ measurement by bothexperiments, enhances the combined NMO sensitivity beyond the simple sum of their sensitivities.The analysis shows that 5$\sigma$ significance is reachable in less than 2 years of data takingwith both experiements for true normal neutrino mass ordering assuming current global best-fitvalues of the oscillation parameters, while 6 years will be needed for any other parameter set. Conference Object Orca Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe) Proceedings of 37th International Cosmic Ray Conference — PoS(ICRC2021) 1196 |
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Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe) |
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ftccsdartic |
language |
English |
topic |
neutrino: oscillation electron nuclear reactor KM3NeT tension GeV sensitivity JUNO neutrino: atmosphere matter: effect interference: effect antineutrino: spectrum neutrino: mass [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] |
spellingShingle |
neutrino: oscillation electron nuclear reactor KM3NeT tension GeV sensitivity JUNO neutrino: atmosphere matter: effect interference: effect antineutrino: spectrum neutrino: mass [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] Athayde Marcondes de André, João Pedro Chau, Nhan Dracos, Marcos Kalousis, Leonidas Kouchner, Antoine Van Elewyck, Veronique Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA |
topic_facet |
neutrino: oscillation electron nuclear reactor KM3NeT tension GeV sensitivity JUNO neutrino: atmosphere matter: effect interference: effect antineutrino: spectrum neutrino: mass [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] |
description |
International audience The determination of neutrino mass ordering (NMO) is one of the prime goals of several neutrinoexperiments.KM3NeT/ORCA and JUNO are two next-generation neutrino oscillation experiments both aiming ataddressing this question.ORCA determines the NMO by probing Earth matter effects on the oscillation ofatmospheric neutrinos in the GeV energy range.JUNO, on the other hand, is sensitive to the NMO by investigating the interference effects offast oscillations in the reactor electron antineutrino spectrum at medium baseline.This poster presents the potential of determining the NMO through a combined analysis ofJUNO and ORCA data.When measuring the $\Delta m^2_{31}$ with a wrong ordering assumption, the best-fit valuesare different between the two experiments.This tension, together with good constraints on the $\Delta m^2_{31}$ measurement by bothexperiments, enhances the combined NMO sensitivity beyond the simple sum of their sensitivities.The analysis shows that 5$\sigma$ significance is reachable in less than 2 years of data takingwith both experiements for true normal neutrino mass ordering assuming current global best-fitvalues of the oscillation parameters, while 6 years will be needed for any other parameter set. |
author2 |
Institut Pluridisciplinaire Hubert Curien (IPHC) Université de Strasbourg (UNISTRA)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS) AstroParticule et Cosmologie (APC (UMR_7164)) Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Observatoire de Paris Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National de la Recherche Scientifique (CNRS)-Université de Paris (UP) Institut Universitaire de France (IUF) Ministère de l'Education nationale, de l’Enseignement supérieur et de la Recherche (M.E.N.E.S.R.) JUNO KM3NeT |
format |
Conference Object |
author |
Athayde Marcondes de André, João Pedro Chau, Nhan Dracos, Marcos Kalousis, Leonidas Kouchner, Antoine Van Elewyck, Veronique |
author_facet |
Athayde Marcondes de André, João Pedro Chau, Nhan Dracos, Marcos Kalousis, Leonidas Kouchner, Antoine Van Elewyck, Veronique |
author_sort |
Athayde Marcondes de André, João Pedro |
title |
Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA |
title_short |
Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA |
title_full |
Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA |
title_fullStr |
Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA |
title_full_unstemmed |
Neutrino mass ordering determination through combined analysis with JUNO and KM3NeT/ORCA |
title_sort |
neutrino mass ordering determination through combined analysis with juno and km3net/orca |
publisher |
HAL CCSD |
publishDate |
2021 |
url |
https://hal.archives-ouvertes.fr/hal-03373348 https://hal.archives-ouvertes.fr/hal-03373348/document https://hal.archives-ouvertes.fr/hal-03373348/file/ICRC_JUNO_ORCA.pdf https://doi.org/10.22323/1.395.1196 |
op_coverage |
Berlin, Germany |
genre |
Orca |
genre_facet |
Orca |
op_source |
PoS 37th International Cosmic Ray Conference https://hal.archives-ouvertes.fr/hal-03373348 37th International Cosmic Ray Conference, Jul 2021, Berlin, Germany. pp.1196, ⟨10.22323/1.395.1196⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.22323/1.395.1196 hal-03373348 https://hal.archives-ouvertes.fr/hal-03373348 https://hal.archives-ouvertes.fr/hal-03373348/document https://hal.archives-ouvertes.fr/hal-03373348/file/ICRC_JUNO_ORCA.pdf doi:10.22323/1.395.1196 INSPIRE: 1931389 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.22323/1.395.1196 |
container_title |
Proceedings of 37th International Cosmic Ray Conference — PoS(ICRC2021) |
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1196 |
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