activity
19942026
most citedReconstructing the Cosmic Equation of State from Supernova distances

395 citations · 4.3k across the 120 of their papers we have counts for

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Showing 2021Show all

6 papers · 1 filter

astro-ph.GA2021★ 17 cited

The Complete Local Volume Groups Sample -- IV. Star formation and gas content in group-dominant galaxies

Konstantinos Kolokythas, Sravani Vaddi, Ewan O'Sullivan +5

Using multi-band data we examine the star formation activity of the nearby group-dominant early-type galaxies of the Complete Local-volume Groups Sample (CLoGS), and the relation b…

astro-ph.GA2021★ 20 cited

SAGAN -- III: New insights into giant radio quasars

Mousumi Mahato, Pratik Dabhade, D. J. Saikia +4

Giant radio quasars (GRQs) are radio-loud active galactic nuclei (AGNs), propelling megaparsec-scale jets. In order to understand GRQs and their properties, we have compiled all kn…

astro-ph.GA2021★ 20 cited

The unusually weak and exceptionally steep radio relic in Abell 2108

Gerrit Schellenberger, Simona Giacintucci, Lorenzo Lovisari +9

Mergers between galaxy clusters often drive shocks into the intra cluster medium (ICM), the effects of which are sometimes visible via temperature and density jumps in the X-ray, a…

astro-ph.CO2021★ 16 cited

GMRT unveils steep-spectrum antique filaments in the galaxy cluster Abell 725

M. B. Pandge, Ruta Kale, Pratik Dabhade +2

We present original GMRT radio observations of the galaxy cluster Abell~725, at a redshift of 0.09, along with other archival observations. Our GMRT maps reveal two steep-spectrum…

astro-ph.GA2021★ 10 cited

uGMRT detection of cluster radio emission in low-mass Planck~SZ clusters

Surajit Paul*, Prateek Gupta, Sameer Salunkhe +5

Low-mass () galaxy clusters have been largely unexplored in radio observations, due to the inadequate sensitivity of existing telescopes.…

astro-ph.CO2021★ 11 cited

A detailed study of X-ray cavities in the intracluster environment of the cool core cluster Abell 3017

M. B. Pandge, Biny Sebastian, Ruchika Seth +1

We present a detailed analysis of a cool-core galaxy cluster Abell 3017, at a redshift of z=0.219, which has been identified to be merging with its companion cluster Abell 3016. Th…