Ionizing spotlight of active galactic nucleus

AV Moiseev, AA Smirnova - Galaxies, 2023 - mdpi.com
Ionization cones and relativistic jets give us one of the most large-scale example of active
galactic nuclei (AGN) influence on the surrounding gas environment in galaxies and …

What have we learned about the life cycle of radio galaxies from new radio surveys

R Morganti - Galaxies, 2024 - mdpi.com
The recurrent activity of radio AGN, with phases of activity alternating with periods of
quiescence, has been known since the early studies of these objects. The full relevance of …

Probing the formation of megaparsec-scale giant radio galaxies-I. Dynamical insights from magnetohydrodynamic simulations

G Giri, J Bagchi, K Thorat, RP Deane… - Astronomy & …, 2025 - aanda.org
Context. Constituting a relatively small fraction of the extended-jetted population, giant radio
galaxies (GRGs) form in a wide range of jet and environment configurations. This observed …

AGN energetics and lifetimes from remnant radio galaxies

B Quici, RJ Turner, N Seymour… - Monthly Notices of the …, 2025 - academic.oup.com
The energy coupling efficiency of active galactic nucleus (AGN) outbursts is known to vary
significantly with factors including the jet kinetic power, duration of the outburst, and …

Investigating Differences in the Palomar-Green Blazar Population Using Polarization

J Baghel, P Kharb, T Hovatta, LC Ho… - The Astrophysical …, 2024 - iopscience.iop.org
We present polarization images with the Karl G. Jansky Very Large Array (VLA) in A-and B-
array configurations at 6 GHz of seven radio-loud (RL) quasars and eight BL Lac objects …

Probing the Formation of Megaparsec-scale Giant Radio Galaxies (I): Dynamical Insights from MHD Simulations

G Giri, J Bagchi, K Thorat, RP Deane… - arXiv preprint arXiv …, 2024 - arxiv.org
Giant radio galaxies (GRGs), a minority among the extended-jetted population, form in a
wide range of jet and environmental configurations, complicating the identification of the …

A method for identification of restarted radio sources from large radio surveys

A Raj, CH Ishwara-Chandra, TP Sudheesh… - Journal of Astrophysics …, 2025 - Springer
Active galaxies hosting radio jets can exhibit distinct active phases marked by two sets of
radio lobes. Typically, these episodic radio sources have been identified through …