Compact steep-spectrum and peaked-spectrum radio sources

CP O'Dea, DJ Saikia - The Astronomy and Astrophysics Review, 2021 - Springer
Compact steep-spectrum (CSS) and peaked-spectrum (PS) radio sources are compact,
powerful radio sources. The multi-frequency observational properties and current theories …

The nature of compact radio sources: the case of FR 0 radio galaxies

RD Baldi - The Astronomy and Astrophysics Review, 2023 - Springer
Radio-loud compact radio sources (CRSs) are characterised by morphological compactness
of the jet structure centred on the active nucleus of the galaxy. Most of the local elliptical …

CNN architecture comparison for radio galaxy classification

B Becker, M Vaccari, M Prescott… - Monthly Notices of the …, 2021 - academic.oup.com
The morphological classification of radio sources is important to gain a full understanding of
galaxy evolution processes and their relation with local environmental properties …

LeMMINGs III. The e-MERLIN legacy survey of the Palomar sample: exploring the origin of nuclear radio emission in active and inactive galaxies through the [O iii] …

RD Baldi, DRA Williams, RJ Beswick… - Monthly Notices of …, 2021 - academic.oup.com
What determines the nuclear radio emission in local galaxies? To address this question, we
combine optical [O iii] line emission, robust black hole (BH) mass estimates, and high …

Jets in FR0 radio galaxies

G Giovannini, RD Baldi, A Capetti, M Giroletti… - Astronomy & …, 2023 - aanda.org
Context. The local radio-loud AGN population is dominated by compact sources named
FR0s. These sources show features, for example the host type, the mass of the …

Dynamics of relativistic radio jets in asymmetric environments

PM Yates-Jones, SS Shabala… - Monthly Notices of the …, 2021 - academic.oup.com
We have carried out relativistic three-dimensional simulations of high-power radio sources
propagating i, nto asymmetric cluster environments. We offset the environment by 0 or 1 core …

The LOFAR view of FR 0 radio galaxies

A Capetti, M Brienza, RD Baldi, G Giovannini… - Astronomy & …, 2020 - aanda.org
We explore the low-frequency radio properties of the sources in the Fanaroff-Riley class 0
catalog (FR0CAT) as seen by the Low-Frequency ARray (LOFAR) observations at 150 MHz …

Parsec-scale properties of eight Fanaroff–Riley type 0 radio galaxies

X Cheng, T An, BW Sohn, X Hong… - Monthly Notices of the …, 2021 - academic.oup.com
We report the high-resolution radio observations of eight Fanaroff–Riley type 0 radio
galaxies (FR 0s), selected from the published FR 0 sample. These observations were …

Espresso and stochastic acceleration of ultra-high-energy cosmic rays in relativistic jets

R Mbarek, D Caprioli - The Astrophysical Journal, 2021 - iopscience.iop.org
In the espresso scenario, ultra-high-energy (UHE) cosmic rays (CRs) are produced via a
one-shot reacceleration of galactic-like CRs in the relativistic jets of active galactic nuclei …

A Chandra study of Abell 795 – a sloshing cluster with an FR0 radio galaxy at its centre

F Ubertosi, M Gitti, E Torresi, F Brighenti… - Monthly Notices of the …, 2021 - academic.oup.com
We present the first X-ray dedicated study of the galaxy cluster Abell 795 (A795) and of the
Fanaroff–Riley type 0 (FR0) hosted in its brightest cluster galaxy. Using an archival 30 ks …