Leptonic and hadronic radiative processes in supermassive-black-hole jets
M Cerruti - Galaxies, 2020 - mdpi.com
Supermassive black holes lying in the center of galaxies can launch relativistic jets of
plasma along their polar axis. The physics of black-hole jets is a very active research topic in …
plasma along their polar axis. The physics of black-hole jets is a very active research topic in …
Active galactic nuclei as potential sources of ultra-high energy cosmic rays
FM Rieger - Universe, 2022 - mdpi.com
Active Galactic Nuclei (AGNs) and their relativistic jets belong to the most promising class of
ultra-high-energy cosmic ray (UHECR) accelerators. This compact review summarises basic …
ultra-high-energy cosmic ray (UHECR) accelerators. This compact review summarises basic …
Blazar flares as an origin of high-energy cosmic neutrinos?
K Murase, F Oikonomou… - The Astrophysical …, 2018 - iopscience.iop.org
We consider implications of high-energy neutrino emission from blazar flares, including the
recent event IceCube-170922A and the 2014–2015 neutrino flare that could originate from …
recent event IceCube-170922A and the 2014–2015 neutrino flare that could originate from …
Lepto-hadronic γ-ray and neutrino emission from the jet of TXS 0506+ 056
N Sahakyan - The Astrophysical Journal, 2018 - iopscience.iop.org
The observation of the IceCube-170922A event from the direction of TXS 0506+ 056 when it
was in its enhanced γ-ray emission state offers a unique opportunity to investigate the lepto …
was in its enhanced γ-ray emission state offers a unique opportunity to investigate the lepto …
Electron-proton co-acceleration on relativistic shocks in extreme-TeV blazars
A Zech, M Lemoine - Astronomy & Astrophysics, 2021 - aanda.org
Aims. The multi-wavelength emission from a newly identified population of 'extreme-
TeV'blazars, with Compton peak frequencies around 1 TeV, is difficult to interpret with …
TeV'blazars, with Compton peak frequencies around 1 TeV, is difficult to interpret with …
A comprehensive power spectral density analysis of astronomical time series. I. The Fermi-LAT gamma-ray light curves of selected blazars
M Tarnopolski, N Żywucka, V Marchenko… - The Astrophysical …, 2020 - iopscience.iop.org
We present the results of the Fermi-Large Area Telescope 10 yr long light curve (LC)
modeling of selected blazars: six flat-spectrum radio quasars (FSRQs) and five BL Lacertae …
modeling of selected blazars: six flat-spectrum radio quasars (FSRQs) and five BL Lacertae …
Blazars at Very High Energies: Emission Modelling
H Sol, A Zech - Galaxies, 2022 - mdpi.com
Blazars are very broadband cosmic sources with spectra spanning over twenty orders of
magnitude in frequency, down to the 100 MHz regime in the radio range, up to VHE at …
magnitude in frequency, down to the 100 MHz regime in the radio range, up to VHE at …
Apparent superluminal core expansion and limb brightening in the candidate neutrino blazar TXS 0506+ 056
Context. IceCube has reported a very-high-energy neutrino (IceCube-170922A) in a region
containing the blazar TXS 0506+ 056. Correlated gamma-ray activity has led to the first high …
containing the blazar TXS 0506+ 056. Correlated gamma-ray activity has led to the first high …
TANAMI monitoring of Centaurus A: The complex dynamics in the inner parsec of an extragalactic jet
Context. Centaurus A (Cen A) is the closest radio-loud active galactic nucleus. Very Long
Baseline Interferometry (VLBI) enables us to study the spectral and kinematic behavior of the …
Baseline Interferometry (VLBI) enables us to study the spectral and kinematic behavior of the …
Flare-like Variability of the Mg II λ2800 Emission Line in the γ-ray Blazar 3C 454.3
J León-Tavares, V Chavushyan… - The Astrophysical …, 2013 - iopscience.iop.org
We report the detection of a statistically significant flare-like event in the Mg ii λ2800
emission line of 3C 454.3 during the outburst of autumn 2010. The highest levels of …
emission line of 3C 454.3 during the outburst of autumn 2010. The highest levels of …