September 29, 2025 to October 3, 2025
Palazzo del Bo and Centro Culturale San Gaetano
Europe/Rome timezone
Poster Session details online here on the INDICO web site

Search for cosmic neutrino sources with two years of KM3NeT/ARCA data

Sep 30, 2025, 2:50 PM
20m
Spazio 35 (Centro Culturale Altinate San GaetanoS)

Spazio 35

Centro Culturale Altinate San GaetanoS

Contributed Talk Neutrino Telescopes & Multi-messenger Neutrino Astrophysics

Speaker

Rasa Simone Muller (Istituto Nazionale di Fisica Nucleare)

Description

Identifying the astrophysical sources of high-energy neutrinos is essential to understanding the most energetic phenomena in the Universe. While the existence of cosmic neutrinos has been established by the IceCube Neutrino Observatory, their origins remain largely unknown. The KM3NeT/ARCA detector, currently under construction in the Mediterranean Sea, is designed to address this question. With an eventual instrumented volume of one cubic kilometre and exceptional angular resolution (better than 0.1° for muon neutrinos with energies above 300 TeV), KM3NeT offers a unique and complementary view of the sky compared to IceCube, covering a broad energy range. As of now, over 10% of the detector has been deployed. This contribution presents the results of binned searches for neutrino point sources and extended sources from known catalogs, as well as an all-sky scan using KM3NeT/ARCA data collected between May 2021 and September 2023 with an evolving detector configuration of up to 21 detection lines.

Neutrino Properties -
Neutrino Telescopes & Multi-messenger Most relevant scientific track
Neutrino Theory & Cosmology -
Data Science and Detector R&D -

Author

Rasa Simone Muller (Istituto Nazionale di Fisica Nucleare)

Co-author

Vittorio Parisi (Istituto Nazionale di Fisica Nucleare)

Presentation materials

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