Progress in multi-messenger observations and emission models of blazars

G Cao, X Geng, J Wang, X Yang - New Astronomy Reviews, 2024 - Elsevier
The recent hint of correlated γ-ray and neutrino emission from the blazar TXS 0506+ 056
has renewed interest in blazars as the source of high-energy neutrinos, in which the …

Constraints on models of the origin of high-energy astrophysical neutrinos

SV Troitsky - Physics-Uspekhi, 2021 - iopscience.iop.org
The existence of astrophysical neutrinos with energies of tens of TeV and higher has been
firmly established by the IceCube experiment; the first confirmations of this discovery were …

A multimessenger study of the blazar PKS 0735+ 178: a new major neutrino source candidate

N Sahakyan, P Giommi, P Padovani… - Monthly Notices of …, 2023 - academic.oup.com
The blazar PKS 0735+ 178 is possibly associated with multiple neutrino events observed by
the IceCube, Baikal, Baksan, and KM3NeT neutrino telescopes while it was flaring in the γ …

Leptohadronic blazar models applied to the 2014–2015 flare of TXS 0506+ 056

X Rodrigues, S Gao, A Fedynitch… - The Astrophysical …, 2019 - iopscience.iop.org
We investigate whether the emission of neutrinos observed in 2014–2015 from the direction
of the blazar TXS 0506+ 056 can be accommodated with leptohadronic multiwavelength …

Multi-epoch modeling of TXS 0506+ 056 and implications for long-term high-energy neutrino emission

M Petropoulou, K Murase, M Santander… - The Astrophysical …, 2020 - iopscience.iop.org
The IceCube report of as~ 3.5 excess of 13± 5 neutrino events in the direction of the
blazar TXS 0506+ 056 in 2014–2015 and the 2017 detection of a high-energy neutrino …

Astrophysics uniquely enabled by observations of high-energy cosmic neutrinos

M Ackermann, M Ahlers, L Anchordoqui… - arXiv preprint arXiv …, 2019 - arxiv.org
High-energy cosmic neutrinos carry unique information about the most energetic non-
thermal sources in the Universe. This white paper describes the outstanding astrophysics …

A two-zone model for blazar emission: implications for TXS 0506+ 056 and the neutrino event IceCube-170922A

R Xue, RY Liu, M Petropoulou… - The Astrophysical …, 2019 - iopscience.iop.org
A high-energy muon neutrino event, IceCube-170922A, was recently discovered in both
spatial and temporal coincidence with a gamma-ray flare of the blazar TXS 0506+ 056. It has …

Time-dependent lepto-hadronic modelling of the emission from blazar jets with SOPRANO: the case of TXS 0506 + 056, 3HSP J095507.9 + 355101, and 3C 279

S Gasparyan, D Bégué… - Monthly Notices of the …, 2022 - academic.oup.com
The observation of a very high-energy neutrino by IceCube (IceCube-170922A) and its
association with the flaring blazar TXS 0506+ 056 provided the first multimessenger …

The first hard X-ray spectral catalogue of Blazars observed by NuSTAR

R Middei, P Giommi, M Perri, S Turriziani… - Monthly Notices of …, 2022 - academic.oup.com
Blazars are a peculiar class of active galactic nuclei that enlighten the sky at all
wavelengths. The electromagnetic emission of these sources is jet-dominated, resulting in a …

A neutral beam model for high-energy neutrino emission from the blazar TXS 0506+ 056

BT Zhang, M Petropoulou, K Murase… - The Astrophysical …, 2020 - iopscience.iop.org
The IceCube collaboration reported an∼ 3.5σ excess of 13±5 neutrino events in the
direction of the blazar TXS 0506+ 056 during an∼ 6 month period in 2014–2015, as well as …