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researcher

P. O’Brien

9 papers hereh-index 242.2k citations57 works total

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

author position
  • middle author4
  • last author1

Across the 5 of 9 papers where every author was matched, so the position is known.

fields
  • astro-ph9
same name
  • P. O’Brien — 53 papers, h 74
  • P. O’Brien — 1 paper, h 6

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20032008
most citedGRB Radiative Efficiencies Derived from the Swift Data: GRBs vs. XRFs, Long vs. Short

284 citations · 402 across the 3 of their papers we have counts for

collaborators
Showing 2007Show all

1 paper · 1 filter

astro-ph2007★ 26 cited

GRB 050826: A Subluminous Event at z = 0.296 Finds its Place in the Luminosity Distribution of Gamma-Ray Burst Afterglows

N. Mirabal, J. P. Halpern, P. T. O'Brien

We present the optical identification and spectroscopy of the host galaxy of GRB 050826 at a redshift z = 0.296 +/- 0.001. Image subtraction among observations obtained on three co…

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