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The circumstellar environment of rotating Wolf-Rayet Stars and the implications for GRB afterglows

J. J. Eldridge

astro-pharXiv:astro-ph/0610413

Abstract

If Wolf-Rayet stars are the progenitors of Gamma-ray bursts (GRBs), they must rotate rapidly to produce the GRB. This rotation may effect their stellar-wind bubbles and possibly explain why so many GRB afterglows occur in a constant density medium.

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