activity
20162022
most citedThe LOFAR Two-metre Sky Survey - I. Survey Description and Preliminary Data Release

654 citations · 2.8k across the 19 of their papers we have counts for

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Showing 2020Show all

8 papers · 1 filter

astro-ph.IM2020★ 248 cited

The LOFAR Two Meter Sky Survey: Deep Fields, I -- Direction-dependent calibration and imaging

C. Tasse, T. Shimwell, M. J. Hardcastle +29

The Low Frequency Array (LOFAR) is an ideal instrument to conduct deep extragalactic surveys. It has a large field of view and is sensitive to large scale and compact emission. It…

astro-ph.HE2020★ 23 cited

Diffuse Radio Emission from Galaxy Clusters in the LOFAR Two-metre Sky Survey Deep Fields

E. Osinga, R. J. van Weeren, J. Boxelaar +15

Low-frequency radio observations are revealing an increasing number of diffuse synchrotron sources from galaxy clusters, dominantly in the form of radio halos or radio relics. The…

astro-ph.CO2020★ 149 cited

LOFAR observations of galaxy clusters in HETDEX

R. J. van Weeren, T. W. Shimwell, A. Botteon +20

Diffuse cluster radio sources, in the form of radio halos and relics, reveal the presence of cosmic rays and magnetic fields in the intracluster medium (ICM). These cosmic rays are…

astro-ph.GA2020★ 49 cited

Extremely deep 150 MHz source counts from the LoTSS Deep Fields

S. Mandal, I. Prandoni, M. J. Hardcastle +19

With the advent of new generation low-frequency telescopes, such as the LOw Frequency ARray (LOFAR), and improved calibration techniques, we have now started to unveil the sub GHz…

astro-ph.GA2020★ 22 cited

The great Kite in the sky: a LOFAR observation of the radio source in Abell 2626

A. Ignesti, T. Shimwell, G. Brunetti +15

The radio source at the center of the galaxy cluster Abell 2626, also known as the Kite, stands out for its unique morphology composed of four, symmetric arcs. Previous studies hav…

astro-ph.GA2020★ 35 cited

A giant radio bridge connecting two clusters in Abell 1758

A. Botteon, R. J. van Weeren, G. Brunetti +14

Collisions between galaxy clusters dissipate enormous amounts of energy in the intra-cluster medium (ICM) through turbulence and shocks. In the process, Mpc-scale diffuse synchrotr…