Results 51 to 60 of about 1,250,626 (333)

Spectroscopic confirmation of a galaxy cluster associated with 7C1756+6520 at z=1.416 [PDF]

open access: yes, 2010
We present spectroscopic follow-up of an overdensity of galaxies photometrically selected to be at 1 ...
A. Galametz   +38 more
core   +2 more sources

X-ray and Radio Observations of the Radio Relic Galaxy Clusters 1RXS J0603.3+4214 and RXC J1053.7+5453

open access: yesGalaxies, 2018
We study two galaxy clusters with radio relics, 1RXS J0603.3+4214 and RXC J1053.7+5453, through X-ray and radio observations. Radio relics are diffuse non-thermal radio sources found in outskirts of galaxy clusters.
Motokazu Takizawa
doaj   +1 more source

A Nonrepeating Fast Radio Burst in a Dwarf Host Galaxy

open access: yesThe Astrophysical Journal, 2023
We present the discovery of an as yet nonrepeating fast radio burst (FRB), FRB 20210117A, with the Australian Square Kilometre Array Pathfinder (ASKAP), as a part of the Commensal Real-time ASKAP Fast Transients Survey.
Shivani Bhandari   +16 more
doaj   +1 more source

Gas Outflows in Radio Galaxies [PDF]

open access: yesSymposium - International Astronomical Union, 2004
We present a summary of our recent results on gas outflows in radio galaxies. Fast outflows (up to 2000 km s−1) have been detected both in ionized and neutral gas. The latter is particularly surprising as it shows that, despite the extremely energetic phenomena occurring near an AGN, some of the outflowing gas remains, or becomes again, neutral.
Clive Tadhunter   +4 more
openaire   +4 more sources

Probing gaseous halos of galaxies with radio jets [PDF]

open access: yes, 2019
Reproduced with permission from Astronomy & Astrophysics. © 2019 ESOContext. Gaseous halos play a key role in understanding inflow, feedback, and the overall baryon budget in galaxies.
Hardcastle, Martin J.   +2 more
core   +2 more sources

Distant radio galaxies and their environments [PDF]

open access: yesThe Astronomy and Astrophysics Review, 2008
82 pages, 20 figures. Accepted for publication in Astronomy and Astrophysics Reviews. Full resolution version available from http://www.springerlink.com/content/17123p4h8x6g0081/
Carlos De Breuck, George K. Miley
openaire   +3 more sources

Radio Galaxy Zoo: discovery of a poor cluster through a giant wide-angle tail radio galaxy [PDF]

open access: yes, 2016
We have discovered a previously unreported poor cluster of galaxies (RGZ-CL J0823.2+0333) through an unusual giant wide-angle tail radio galaxy found in the Radio Galaxy Zoo project.
J. K. Banfield   +17 more
semanticscholar   +1 more source

A radio ridge connecting two galaxy clusters in a filament of the cosmic web [PDF]

open access: yesScience, 2019
A radio ridge between two galaxy clusters Galaxy clusters contain dozens or hundreds of galaxies, vast quantities of hot gas, and large amounts of dark matter.
F. Govoni   +28 more
semanticscholar   +1 more source

Symmetry in Radio Galaxies [PDF]

open access: yesSymposium - International Astronomical Union, 1982
One of the most striking properties of the radio galaxies is the predominance of a symmetrical double lobed structure. Any model to explain the energy release and collimation in radio galaxies must be able to produce this symmetry as the normal morphology.
openaire   +2 more sources

Clustering of radio galaxies and quasars [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2010
12 pages, 13 Figures, submitted to ...
E. Donoso   +4 more
openaire   +3 more sources

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