Giant flares in soft γ-ray repeaters and short GRBs

被引:1
作者
Zane, S. [1 ]
机构
[1] UCL, Mullard Space Sci Lab, Dorking RH5 6NT, Surrey, England
来源
PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES | 2007年 / 365卷 / 1854期
基金
英国科学技术设施理事会;
关键词
soft gamma-ray repeaters; short gamma-ray bursts; stars : neutron;
D O I
10.1098/rsta.2006.1998
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Soft gamma-ray repeaters (SGRs) are a peculiar family of bursting neutron stars that, occasionally, have been observed to emit extremely energetic giant flares (GFs), with energy release up to approximately 10(47) erg s(-1). These are exceptional and rare events. It has been recently proposed that GFs, if emitted by extragalactic SGRs, may appear at Earth as short gamma-ray bursts. Here, I will discuss the properties of the GFs observed in SGRs, with particular emphasis on the spectacular event registered from SGR 1806-20 in December 2004. I will review the current scenario for the production of the. are, within the magnetar model, and the observational implications.
引用
收藏
页码:1307 / 1313
页数:7
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