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

KM3NeT/ARCA stacking search for high-energy neutrinos from blazars

NázevTitle
KM3NeT/ARCA stacking search for high-energy neutrinos from blazarsKM3NeT/ARCA stacking search for high-energy neutrinos from blazars
Druh výsledkuResult type
Příspěvek ve sborníkuProceedings paper
AutořiAuthors
A.B. Bouasla, R. Attallah, O. Adriani, A. Albert, Z. Beňušová, E. Eckerová, Ľ. Krupa, F. Mamedov, M. Petropavlova, Y. Shitov, I. Štekl
Klíčová slovaKeywords
KM3NeT, neutrino telescope, neutrino astronomy
KonferenceConference
39th International Cosmic Ray Conference (Geneva, Switzerland, 2025-07-14)
DOIDOI
10.22323/1.501.1005
Časopis / citaceJournal / citation
In: Proceedings of 39th International Cosmic Ray Conference — PoS(ICRC2025), Sissa Medialab, 2025, pp. 1005 · ISSN 1824-8039
RokYear
2025
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Laboratoire Souterrain de Modane - účast ČRLaboratoire Souterrain de Modane – participation of the Czech Republic; LSM-CZ III - Podzemní laboratoř LSM - účast České republiky - LM2023063 (2023–2026)LSM-CZ III - Podzemní laboratoř LSM - účast České republiky - LM2023063 (2023–2026)
CitovánoCited by
1 (INSPIRE-HEP)
2025: 1
Citace ke staženíDownload citation
TXT · BibTeX

AbstraktAbstract

Blazars are promising targets for neutrino astronomy, as highlighted by IceCube’s identification of TXS 0506+056 as a cosmic neutrino source candidate. High-frequency-peaked BL Lacs (HBLs) stand out due to their characteristic electromagnetic high-energy emission properties, which makes them as well promising candidates for the production of high-energy neutrinos. Such neutrinos could be detected by KM3NeT/ARCA, a next-generation deep-sea Cherenkov detector under construction in the Mediterranean Sea. This contribution presents the results of a binned likelihood stacking analysis investigating high-energy neutrino emissions from a subset of HBLs. A total of 232 sources have been selected from the 3HSP catalogue and targeted in the analysis of KM3NeT/ARCA data taken with several detector configurations, specifically in the period in which from 6 to 21 detection units were deployed. The analysis is based on neutrino emission models of blazars developed using the LeHa-Paris numerical code, which simulates the spectral energy distribution of jetted active galactic nuclei.

Blazars are promising targets for neutrino astronomy, as highlighted by IceCube’s identification of TXS 0506+056 as a cosmic neutrino source candidate. High-frequency-peaked BL Lacs (HBLs) stand out due to their characteristic electromagnetic high-energy emission properties, which makes them as well promising candidates for the production of high-energy neutrinos. Such neutrinos could be detected by KM3NeT/ARCA, a next-generation deep-sea Cherenkov detector under construction in the Mediterranean Sea. This contribution presents the results of a binned likelihood stacking analysis investigating high-energy neutrino emissions from a subset of HBLs. A total of 232 sources have been selected from the 3HSP catalogue and targeted in the analysis of KM3NeT/ARCA data taken with several detector configurations, specifically in the period in which from 6 to 21 detection units were deployed. The analysis is based on neutrino emission models of blazars developed using the LeHa-Paris numerical code, which simulates the spectral energy distribution of jetted active galactic nuclei.

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