KM3NeT Time Calibration
International audience The KM3NeT Collaboration aims at the construction of a distributedresearch infrastructure under the Mediterranean Sea that will host twounderwater neutrino detectors: ARCA and ORCA. They are optimised todetect neutrinos using the Cherenkov technique and will play animportant r...
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ftceafr:oai:HAL:hal-02966400v1 2024-09-15T18:28:57+00:00 KM3NeT Time Calibration Coniglione, R. Creusot, A. Di Palma, I. Guderian, D. Hofestädt, J. Riccobene, G. Sánchez Losa, A. 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 Paris Cité (UPCité) KM3NeT Madison, United States 2019-07-24 https://hal.science/hal-02966400 https://doi.org/10.22323/1.358.0868 en eng HAL CCSD info:eu-repo/semantics/altIdentifier/doi/10.22323/1.358.0868 hal-02966400 https://hal.science/hal-02966400 doi:10.22323/1.358.0868 INSPIRE: 1819142 PoS 36th International Cosmic Ray Conference https://hal.science/hal-02966400 36th International Cosmic Ray Conference, Jul 2019, Madison, United States. pp.868, ⟨10.22323/1.358.0868⟩ time: calibration neutrino: interaction neutrino: atmosphere neutrino: detector neutrino: mass: hierarchy photon: emission energy: high optical photomultiplier Cherenkov KM3NeT angular resolution charged particle flux [PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det] [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] info:eu-repo/semantics/conferenceObject Conference papers 2019 ftceafr https://doi.org/10.22323/1.358.0868 2024-07-22T13:17:52Z International audience The KM3NeT Collaboration aims at the construction of a distributedresearch infrastructure under the Mediterranean Sea that will host twounderwater neutrino detectors: ARCA and ORCA. They are optimised todetect neutrinos using the Cherenkov technique and will play animportant role in the detection of high energy astrophysicalneutrinos, ARCA, and in the study of the neutrino mass hierarchyexploiting the flux of atmospheric neutrinos, ORCA.Both detectors share the same technology: thousands digital opticalmodules, each hosting 31 3-inch photomultipliers, distributed alongtall detection units. The main difference is the distance between theoptical modules, optimised to meet the requirements of the differentscientific objectives.The reconstruction of the neutrino direction exploits the Cherenkovphotons emitted along the path of the charged particles produced inthe neutrino interactions and requires a nanosecondsynchronisation between the photomultipliers in order to get highangular resolution. This contribution describes the accurate timecalibration procedures developed to synchronise the time references ofthe photomultipliers within an optical module and of each opticalmodule within the detection unit and also between detection units. Conference Object Orca HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives) Proceedings of 36th International Cosmic Ray Conference — PoS(ICRC2019) 868 |
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HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives) |
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English |
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time: calibration neutrino: interaction neutrino: atmosphere neutrino: detector neutrino: mass: hierarchy photon: emission energy: high optical photomultiplier Cherenkov KM3NeT angular resolution charged particle flux [PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det] [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] |
spellingShingle |
time: calibration neutrino: interaction neutrino: atmosphere neutrino: detector neutrino: mass: hierarchy photon: emission energy: high optical photomultiplier Cherenkov KM3NeT angular resolution charged particle flux [PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det] [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] Coniglione, R. Creusot, A. Di Palma, I. Guderian, D. Hofestädt, J. Riccobene, G. Sánchez Losa, A. KM3NeT Time Calibration |
topic_facet |
time: calibration neutrino: interaction neutrino: atmosphere neutrino: detector neutrino: mass: hierarchy photon: emission energy: high optical photomultiplier Cherenkov KM3NeT angular resolution charged particle flux [PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det] [PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph] |
description |
International audience The KM3NeT Collaboration aims at the construction of a distributedresearch infrastructure under the Mediterranean Sea that will host twounderwater neutrino detectors: ARCA and ORCA. They are optimised todetect neutrinos using the Cherenkov technique and will play animportant role in the detection of high energy astrophysicalneutrinos, ARCA, and in the study of the neutrino mass hierarchyexploiting the flux of atmospheric neutrinos, ORCA.Both detectors share the same technology: thousands digital opticalmodules, each hosting 31 3-inch photomultipliers, distributed alongtall detection units. The main difference is the distance between theoptical modules, optimised to meet the requirements of the differentscientific objectives.The reconstruction of the neutrino direction exploits the Cherenkovphotons emitted along the path of the charged particles produced inthe neutrino interactions and requires a nanosecondsynchronisation between the photomultipliers in order to get highangular resolution. This contribution describes the accurate timecalibration procedures developed to synchronise the time references ofthe photomultipliers within an optical module and of each opticalmodule within the detection unit and also between detection units. |
author2 |
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 Paris Cité (UPCité) KM3NeT |
format |
Conference Object |
author |
Coniglione, R. Creusot, A. Di Palma, I. Guderian, D. Hofestädt, J. Riccobene, G. Sánchez Losa, A. |
author_facet |
Coniglione, R. Creusot, A. Di Palma, I. Guderian, D. Hofestädt, J. Riccobene, G. Sánchez Losa, A. |
author_sort |
Coniglione, R. |
title |
KM3NeT Time Calibration |
title_short |
KM3NeT Time Calibration |
title_full |
KM3NeT Time Calibration |
title_fullStr |
KM3NeT Time Calibration |
title_full_unstemmed |
KM3NeT Time Calibration |
title_sort |
km3net time calibration |
publisher |
HAL CCSD |
publishDate |
2019 |
url |
https://hal.science/hal-02966400 https://doi.org/10.22323/1.358.0868 |
op_coverage |
Madison, United States |
genre |
Orca |
genre_facet |
Orca |
op_source |
PoS 36th International Cosmic Ray Conference https://hal.science/hal-02966400 36th International Cosmic Ray Conference, Jul 2019, Madison, United States. pp.868, ⟨10.22323/1.358.0868⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.22323/1.358.0868 hal-02966400 https://hal.science/hal-02966400 doi:10.22323/1.358.0868 INSPIRE: 1819142 |
op_doi |
https://doi.org/10.22323/1.358.0868 |
container_title |
Proceedings of 36th International Cosmic Ray Conference — PoS(ICRC2019) |
container_start_page |
868 |
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1810470371472703488 |