Gamma-ray burst afterglows with cylindrical jet geometry

Tam, P. H. and Cheng, K. S. and Wang, X. Y. and Huang, Y. F. and Pun, J. C. S. (2005) Gamma-ray burst afterglows with cylindrical jet geometry. Il nuovo cimento C, 28 (3). pp. 447-450. ISSN 1826-9885

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Abstract

The cylindrical jet model of Gamma-ray Burst (GRB)afterglo ws has been suggested. The idea of massive stars as progenitors of GRBs is widely accepted. Within this notion, a density boundary probably exists along the way of the relativistic jet. We find that a cylindrical jet interacting with this boundary can explain the optical lightcurves of GRB 970508 and GRB 000301C. On the other hand, the observing prospect for cylindrical jet model for short bursts is shown to be promising. Thus in the near future, the cylindrical jet model can be tested by the coming data.

Item Type: Article
Additional Information: Paper presented at the “4th Workshop on Gamma-Ray Burst in the Afterglow Era”, Rome, October 18-22, 2004.
Uncontrolled Keywords: γ-ray sources; γ-ray bursts ; Jets, outflows, and bipolar flows
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 16 Mar 2020 11:00
Last Modified: 16 Mar 2020 11:00
URI: http://eprints.bice.rm.cnr.it/id/eprint/15689

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