Bloom 1998 GRB 980425的瞬时光变曲线
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找了好久的这个暴的光变曲线, 居然藏在一个不以980425为标题的文章里.
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Title: | Expected Characteristics of the Subclass of Supernova Gamma-Ray Bursts | |
Authors: | Bloom, J. S.; Kulkarni, S. R.; Harrison, F.; Prince, T.; Phinney, E. S.; Frail, D. A. | |
Publication: | The Astrophysical Journal, Volume 506, Issue 2, pp. L105-L108. (ApJ Homepage) | |
Publication Date: | 10/1998 | |
Origin: | APJ | |
ApJ Keywords: | GAMMA RAYS: BURSTS, STARS: SUPERNOVAE: GENERAL, STARS: SUPERNOVAE: INDIVIDUAL: ALPHANUMERIC: SN 1998BW | |
Abstract Copyright: | (c) 1998: The American Astronomical Society | |
DOI: | 10.1086/311655 | |
Bibliographic Code: | 1998ApJ...506L.105B |
Abstract
The spatial and temporal coincidence of gamma-ray burst (GRB) 980425 and supernova (SN) 1998bw has prompted speculation that there exists a subclass of GRBs produced by SNe (``S-GRBs''). A physical model motivated by radio observations lead us to propose the following characteristics of S-GRBs: (1) prompt radio emission and an implied high brightness temperature close to the inverse Compton limit, (2) high expansion velocity (>~50,000 km s^-1) of the optical photosphere as derived from lines widths and energy release larger than usual, (3) no long-lived X-ray afterglow, and (4) a single-pulse GRB profile. Radio studies of previous SNe show that only (but not all) Type Ib and Ic SNe potentially satisfy the first condition. We investigate the proposed associations of GRBs and SNe within the context of these proposed criteria and suggest that ~1% of GRBs detected by BATSE may be members of this subclass.Bibtex entry for this abstract Preferred format for this abstract (see Preferences)
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