A wind environment and Lorentz factors of tens explain gamma-ray bursts X-ray plateau

Hüsne Dereli-Bégué; Asaf Pe’er; Felix Ryde; Samantha R. Oates; Bing Zhang; Maria G. Dainotti

doi:10.1038/s41467-022-32881-1

Nature Communications (Sep 2022)

A wind environment and Lorentz factors of tens explain gamma-ray bursts X-ray plateau

Hüsne Dereli-Bégué,
Asaf Pe’er,
Felix Ryde,
Samantha R. Oates,
Bing Zhang,
Maria G. Dainotti

Affiliations

Hüsne Dereli-Bégué: Department of Physics, Bar-Ilan University
Asaf Pe’er: Department of Physics, Bar-Ilan University
Felix Ryde: Department of Physics, KTH Royal Institute of Technology and The Oskar Klein Centre
Samantha R. Oates: School of Physics and Astronomy & Institute for Gravitational Wave Astronomy, University of Birmingham
Bing Zhang: Nevada Center for Astrophysics, University of Nevada
Maria G. Dainotti: National Astronomical Observatory of Japan

DOI: https://doi.org/10.1038/s41467-022-32881-1
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 10

Abstract

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The origin of the plateau observed in the early X-ray light curves of gamma ray bursts (GRBs) is debated. Here, the authors show that the observed plateau can be explained within the classical GRB model by considering expanding shell with initial Lorentz factor of a few tens.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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