Kinematics of Parsec-scale Jets of Gamma-Ray Blazars at 43 GHz during 10 yr of the VLBA-BU-BLAZAR Program
ZR Weaver, SG Jorstad, AP Marscher… - The Astrophysical …, 2022 - iopscience.iop.org
We analyze the parsec-scale jet kinematics from 2007 June to 2018 December of a sample
of γ-ray bright blazars monitored roughly monthly with the Very Long Baseline Array (VLBA) …
of γ-ray bright blazars monitored roughly monthly with the Very Long Baseline Array (VLBA) …
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 …
Galactic and extragalactic sources of very high energy gamma rays
D Bose, VR Chitnis, P Majumdar, A Shukla - The European Physical …, 2022 - Springer
Abstract Very high energy\(\gamma\)-rays are one of the most important messengers of the
relativistic non-thermal Universe. The major motivation of very high energy\(\gamma\)-ray …
relativistic non-thermal Universe. The major motivation of very high energy\(\gamma\)-ray …
Observational implications of OJ 287's predicted 2022 disk impact in the black hole binary model
MJ Valtonen, L Dey, A Gopakumar, S Zola… - Galaxies, 2023 - mdpi.com
We present a summary of the results of the OJ 287 observational campaign, which was
carried out during the 2021/2022 observational season. This season is special in the binary …
carried out during the 2021/2022 observational season. This season is special in the binary …
ExHaLe-jet: an extended hadro-leptonic jet model for blazars – I. Code description and initial results
M Zacharias, A Reimer, C Boisson… - Monthly Notices of the …, 2022 - academic.oup.com
The processes operating in blazar jets are still an open question. Modelling the radiation
emanating from an extended part of the jet allows one to capture these processes on all …
emanating from an extended part of the jet allows one to capture these processes on all …
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 …
has renewed interest in blazars as the source of high-energy neutrinos, in which the …
The “Blazar Sequence” in the TeV Band
The" blazar sequence" has been proposed for more than 20 yr, yet its nature is still unclear.
In this work, for the first time we expand this topic to the TeV band by using a sample of 58 …
In this work, for the first time we expand this topic to the TeV band by using a sample of 58 …
Unveiling the Emission Mechanisms of Blazar PKS 1510-089. I. Multiwavelength Variability
A Amador-Portes, A García-Pérez… - The Astrophysical …, 2024 - iopscience.iop.org
The flat spectrum radio quasar PKS 1510-089 is one of the most active blazars in γ-rays,
exhibiting phases of very high activity. This study investigates its variability over a decade …
exhibiting phases of very high activity. This study investigates its variability over a decade …
Kinetic simulations and gamma-ray signatures of Klein–Nishina relativistic magnetic reconnection
J Mehlhaff, G Werner, B Cerutti… - Monthly Notices of …, 2024 - academic.oup.com
Black hole and neutron star environments often comprise collisionless plasmas immersed in
strong magnetic fields and intense baths of low-frequency radiation. In such conditions …
strong magnetic fields and intense baths of low-frequency radiation. In such conditions …
Quasi-periodic behaviour in the radio and γ-ray light curves of blazar PKS 1510− 089
XP Li, Y Cai, HY Yang, A Lähteenmäki… - Monthly Notices of …, 2023 - academic.oup.com
We explore the possible quasi-periodic oscillations (QPOs) of the blazar PKS 1510− 089,
utilizing the∼ 38-yr Metsähovi flux density observations at 37 GHz and over 10-yr Fermi …
utilizing the∼ 38-yr Metsähovi flux density observations at 37 GHz and over 10-yr Fermi …