Extended GeV-TeV emission around gamma-ray burst remnants and the case of w49b

Kunihito Ioka, Shiho Kobayashi, Peter Mészáros

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19 Scopus citations

Abstract

We investigate the high-energy photon emission around gamma-ray burst (GRB) remnants caused by ultra-high-energy cosmic rays (UHECRs) from the GRBs. We apply the results to the recent report that the supernova remnant W49B is a GRB remnant in our Galaxy. If this is correct, and if GRBs are sources of UHECRs, a natural consequence of this identification would be a detectable TeV photon emission around the GRB remnant. The imaging of the surrounding emission could provide new constraints on the jet structure of the GRB.

Original languageEnglish (US)
Pages (from-to)L17-L20
JournalAstrophysical Journal
Volume613
Issue number1 II
DOIs
StatePublished - Sep 20 2004

All Science Journal Classification (ASJC) codes

  • Astronomy and Astrophysics
  • Space and Planetary Science

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