activity
20192026
most citedThe ultra-steep diffuse radio emission observed in the cool-core cluster RX J1720.1+2638 with LOFAR at 54 MHz

49 citations · 239 across the 19 of their papers we have counts for

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Showing astro-ph.GAShow all

8 papers · 1 filter

astro-ph.GA2026

The MIni-Halos in MIni-Clusters (MIMIC) project: New insights into the origin of mini-halos from a LOFAR, uGMRT, and MeerKAT study of diffuse radio emission in Abell 496 and ZwCl 235

F. Ubertosi, S. Giacintucci, A. Botteon +18

We aim at investigating the presence of diffuse radio emission in low-mass (M M), relaxed galaxy clusters. We present a pilot study for the MIMI…

astro-ph.GA2026

Unraveling the Imprints of Fluctuation-dynamo on the Intracluster Medium with the SKA

Aritra Basu, Sharanya Sur, Nadia Biava +1

Studying the morphology and coherence scale of the magnetic fields in synchrotron emitting halos of galaxy clusters through detection of polarized synchrotron emission is important…

astro-ph.GA2025★ 20 cited

The Evolutionary Map of the Universe: A new radio atlas for the southern hemisphere sky

A. M. Hopkins, A. Kapinska, J. Marvil +70

We present the Evolutionary Map of the Universe (EMU) survey conducted with the Australian Square Kilometre Array Pathfinder (ASKAP). EMU aims to deliver the touchstone radio atlas…

astro-ph.GA2024★ 1 cited

A JVLA, LOFAR, e-Merlin, VLBA and EVN study of RBS 797: can binary SMBHs explain the outburst history of the central radio galaxy?

Francesco Ubertosi, Marcello Giroletti, Myriam Gitti +9

We present a multi-frequency (144 MHz - 9 GHz) and multi-scale (5 pc - 50 kpc) investigation of the central radio galaxy in RBS 797, by means of JVLA, LOFAR (with international sta…

astro-ph.GA2023★ 19 cited

A MeerKAT-meets-LOFAR study of Abell 1413: a moderately disturbed non-cool-core cluster hosting a kpc 'mini'-halo

C. J. Riseley, N. Biava, G. Lusetti +12

Many relaxed cool-core clusters host diffuse radio emission on scales of hundreds of kiloparsecs: mini-haloes. However, the mechanism responsible for generating them, as well as th…

astro-ph.GA2023★ 8 cited

New filamentary remnant radio emission and duty cycle constraints in the radio galaxy NGC 6086

S. Candini, M. Brienza, A. Bonafede +6

Radio galaxies are a subclass of active galactic nuclei in which accretion onto the supermassive black hole releases energy via relativistic jets. The jets are not constantly activ…

astro-ph.GA2021★ 49 cited

The ultra-steep diffuse radio emission observed in the cool-core cluster RX J1720.1+2638 with LOFAR at 54 MHz

N. Biava, F. de Gasperin, A. Bonafede +17

Diffuse radio emission at the centre of galaxy clusters has been observed both in merging clusters on scales of Mpc, called giant radio haloes, and in relaxed systems with a cool-c…

astro-ph.GA2019★ 32 cited

The lifetime of binary black holes in Sérsic galaxy models

Nadia Biava, Monica Colpi, Pedro R. Capelo +5

In the local universe, black holes of M are hosted in galaxies displaying a variety of stellar profiles and morphologies. These black holes are the anticipated…