ÚTEFČVUT Ústav technické a experimentální fyziky ČVUT v PrazeInstitute of Experimental and Applied Physics, CTU in Prague

Comparison of the atmospheric muon flux measured by the KM3NeT detectors with the CORSIKA simulation using the Global Spline Fit model

NázevTitle
Comparison of the atmospheric muon flux measured by the KM3NeT detectors with the CORSIKA simulation using the Global Spline Fit modelComparison of the atmospheric muon flux measured by the KM3NeT detectors with the CORSIKA simulation using the Global Spline Fit model
Druh výsledkuResult type
Příspěvek ve sborníkuProceedings paper
AutořiAuthors
A. Romanov, P. Kalaczynski, S. Aiello, A. Albert, Z. Bardačová, E. Eckerová, F. Mamedov, Y. Shitov, I. Štekl
Klíčová slovaKeywords
KM3NeT, neutrino telescope, atmospheric muon
KonferenceConference
38th International Cosmic Ray Conference (Nagoya, Japan, 2023-07-26)
ExperimentCollaboration
KM3NeT
DOIDOI
10.22323/1.444.0338
Časopis / citaceJournal / citation
In: Proceedings of 38th International Cosmic Ray Conference — PoS(ICRC2023), Sissa Medialab, 2024, pp. 338 · ISSN 1824-8039
RokYear
2024
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Laboratoire Souterrain de Modane - účast ČRLaboratoire Souterrain de Modane – participation of the Czech Republic; Institucionální podpora na rozvoj výzkumné org.Institucionální podpora na rozvoj výzkumné org.
CitovánoCited by
8 (INSPIRE-HEP)
2024: 72025: 1
Plný text (open access)Full text (open access)
https://pos.sissa.it/444/338/pdf
Citace ke staženíDownload citation
TXT · BibTeX

AbstraktAbstract

Atmospheric muons are the dominant component of the down-going events for the KM3NeT neutrino telescopes. Deep underwater measurements of muons provide important information about the cosmic ray properties. The KM3NeT research infrastructure includes two telescopes currently in operation while still being under construction in the Mediterranean Sea. The KM3NeT/ORCA detector is deployed at 2450 m depth near Toulon, France. The KM3NeT/ARCA telescope is located at 3500 m depth off-shore Capo Passero, Italy. In this work, the measured atmospheric muon flux is compared to the Monte Carlo simulation using the CORSIKA package with the Sibyll 2.3d model for high-energy hadronic interactions and the GSF model for mass composition. The data from both KM3NeT/ORCA and KM3NeT/ARCA telescopes are considered for this analysis. In the current configuration, KM3NeT/ORCA covers cosmic ray energy range from several TeV up to hundreds of TeV per nucleon, while for KM3NeT/ARCA the range is from several TeV up to PeV per nucleon. Systematic uncertainties considered for the analysis include that on the cosmic ray flux normalization and its composition, water properties, detector response, and high-energy hadronic interaction models.

Atmospheric muons are the dominant component of the down-going events for the KM3NeT neutrino telescopes. Deep underwater measurements of muons provide important information about the cosmic ray properties. The KM3NeT research infrastructure includes two telescopes currently in operation while still being under construction in the Mediterranean Sea. The KM3NeT/ORCA detector is deployed at 2450 m depth near Toulon, France. The KM3NeT/ARCA telescope is located at 3500 m depth off-shore Capo Passero, Italy. In this work, the measured atmospheric muon flux is compared to the Monte Carlo simulation using the CORSIKA package with the Sibyll 2.3d model for high-energy hadronic interactions and the GSF model for mass composition. The data from both KM3NeT/ORCA and KM3NeT/ARCA telescopes are considered for this analysis. In the current configuration, KM3NeT/ORCA covers cosmic ray energy range from several TeV up to hundreds of TeV per nucleon, while for KM3NeT/ARCA the range is from several TeV up to PeV per nucleon. Systematic uncertainties considered for the analysis include that on the cosmic ray flux normalization and its composition, water properties, detector response, and high-energy hadronic interaction models.

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