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17–21 Jul 2023
Niels Bohr Institute
Europe/Copenhagen timezone
Zoom room: https://ucph-ku.zoom.us/j/66810127842?pwd=ZDVPVWV2anVtMFVkVklhcVlLUm92QT09 (password is in your e-mail)

Studying the physical properties of the engines of neutrino-emitter blazars.

18 Jul 2023, 14:15
15m
Auditorium A (NBI)

Auditorium A

NBI

Speaker

Alessandra Azzollini (Julius-Maximilians Universität Würzburg)

Description

High-energy neutrinos detected by the IceCube Observatory provide an exclusive opportunity to study the origin of cosmic rays and the nature of the sources producing them. Blazars are among the proposed birthplaces for the astrophysical high-energy neutrinos. We focus on a small set of blazars that are likely counterparts to IceCube neutrinos.

In this contribution, we aim to inspect this sub-population of neutrino-emitter blazars to study the observational and physical properties that govern the physics of these objects and likely make them capable of accelerating cosmic rays. We will discuss our analysis approach and the general context of the properties displayed by the overall blazar population.

Primary author

Alessandra Azzollini (Julius-Maximilians Universität Würzburg)

Co-authors

Dr Alexis Coleiro (Université Paris Cité, CNRS, Astroparticule et Cosmologie) Andrea Tramacere (University of Geneva, Switzerland) Eleonora Barbano (Julius-Maximilians-Universität Würzburg, Fakultät für Physik und Astronomie, Emil-Fischer-Str. 31, D-97074 Würzburg, Germany) Gaëtan Fichet de Clairfontaine (Fakultät für Physik und Astronomie, Julius-Maximilians-Universität Würzburg, Emil-Fischer-St. 31, D-97074, Würzburg, Germany) Lenz Oswald (Fakultät für Physik und Astronomie, Julius-Maximilians-Universität Würzburg, Emil-Fischer-St. 31, D-97074, Würzburg, Germany) Leonard Pfeiffer (Fakultät für Physik und Astronomie, Julius-Maximilians-Universität Würzburg, Emil-Fischer-St. 31, D-97074, Würzburg, Germany) Sara Buson (Fakultät für Physik und Astronomie, Julius-Maximilians-Universität Würzburg, Emil-Fischer-St. 31, D-97074, Würzburg, Germany) Dr Stefano Marchesi (Istituto Nazionale di Astrofisica (INAF) Bologna, Italy) Vardan Baghmanyan (Fakultät für Physik und Astronomie, Julius-Maximilians-Universität Würzburg, Emil-Fischer-St. 31, D-97074, Würzburg, Germany)

Presentation materials