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researcher

A. O’Brien

27 papers hereh-index 12524 citations40 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author2
  • middle author20
  • last author3

Across the 25 of 27 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE11
  • astro-ph.GA9
  • astro-ph.CO3
  • astro-ph.IM3
  • astro-ph.SR1

identity via Semantic Scholar / OpenAlex

activity
20132023
most citedThe Rapid ASKAP Continuum Survey I: Design and First Results

287 citations · 814 across the 27 of their papers we have counts for

collaborators
Showing astro-ph.COShow all

3 papers · 1 filter

astro-ph.CO2022★ 1 cited

Redshift Evolution of the Feedback / Cooling Equilibrium in the Core of 48 SPT Galaxy Clusters: A Joint Chandra-SPT-ATCA analysis

F. Ruppin, M. McDonald, J. Hlavacek-Larrondo +17

We analyze the cooling and feedback properties of 48 galaxy clusters at redshifts 0.4<z<1.3 selected from the South Pole Telescope (SPT) catalogs to evolve like the progenito…

astro-ph.CO2021★ 1 cited

The Evolutionary Map of the Universe Pilot Survey

Ray P. Norris, Joshua Marvil, J. D. Collier +45

We present the data and initial results from the first Pilot Survey of the Evolutionary Map of the Universe (EMU), observed at 944 MHz with the Australian Square Kilometre Array Pa…

astro-ph.CO2013★ 7 cited

Radio-Continuum Study of the Nearby Sculptor Group Galaxies. Part 2: NGC 55 at λ=20, 13, 6 and 3 cm

Andrew N. O'Brien, Miroslav D. Filipović, Evan J. Crawford +11

A series of new radio-continuum (λ=20, 13, 6 and 3 cm) mosaic images focused on the NGC55 galactic system were produced using archived observational data from the Australia Telesco…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.