极亮伽马射线暴 GRB 130427A 的首个脉冲：同步激波的测试平台
高能天体物理现象
2013-11-25 v1
摘要
伽马射线暴 (GRB) 130427A 是有史以来观测到的最具能量的 GRB 之一。直至 2.5 秒的初始脉冲可能是迄今为止观测到的最亮的孤立脉冲。精细时间分辨率的光谱分析显示，从脉冲开始起峰值能量呈幂律衰减，这与内部同步激波脉冲模型一致。然而，观测到光度与光谱峰值能量之间存在强相关的幂律行为，这与相对论外流中产生的曲率效应不一致。现有的任何模型都难以同时解释所有观测到的光谱和时间行为。
引用
@article{arxiv.1311.5581,
title = {The First Pulse of the Extremely Bright GRB 130427A: A Test Lab for Synchrotron Shocks},
author = {R. Preece and J. Michael Burgess and A. von Kienlin and P. N. Bhat and M. S. Briggs and D. Byrne and V. Chaplin and W. Cleveland and A. C. Collazzi and V. Connaughton and A. Diekmann and G. Fitzpatrick and S. Foley and M. Gibby and M. Giles and A. Goldstein and J. Greiner and D. Gruber and P. Jenke and R. M. Kippen and C. Kouveliotou and S. McBreen and C. Meegan and W. S. Paciesas and V. Pelassa and D. Tierney and A. J. van der Horst and C. Wilson-Hodge and S. Xiong and G. Younes and H. -F. Yu and M. Ackermann and M. Ajello and M. Axelsson and L. Baldini and G. Barbiellini and M. G. Baring and D. Bastieri and R. Bellazzini and E. Bissaldi and E. Bonamente and J. Bregeon and M. Brigida and P. Bruel and R. Buehler and S. Buson and G. A. Caliandro and R. A. Cameron and P. A. Caraveo and C. Cecchi and E. Charles and A. Chekhtman and J. Chiang and G. Chiaro and S. Ciprini and R. Claus and J. Cohen-Tanugi and L. R. Cominsky and J. Conrad and F. D'Ammando and A. de Angelis and F. de Palma and C. D. Dermer and R. Desiante and S. W. Digel and L. Di Venere and P. S. Drell and A. Drlica-Wagner and C. Favuzzi and A. Franckowiak and Y. Fukazawa and P. Fusco and F. Gargano and N. Gehrels and S. Germani and N. Giglietto and F. Giordano and M. Giroletti and G. Godfrey and J. Granot and I. A. Grenier and S. Guiriec and D. Hadasch and Y. Hanabata and A. K. Harding and M. Hayashida and S. Iyyani and T. Jogler and G. Jóannesson and T. Kawano and J. Knödlseder and D. Kocevski and M. Kuss and J. Lande and J. Larsson and S. Larsson and L. Latronico and F. Longo and F. Loparco and M. N. Lovellette and P. Lubrano and M. Mayer and M. N. Mazziotta and P. F. Michelson and T. Mizuno and M. E. Monzani and E. Moretti and A. Morselli and S. Murgia and R. Nemmen and E. Nuss and T. Nymark and M. Ohno and T. Ohsugi and A. Okumura and N. Omodei and M. Orienti and D. Paneque and J. S. Perkins and M. Pesce-Rollins and F. Piron and G. Pivato and T. A. Porter and J. L. Racusin and S. Rainò and R. Rando and M. Razzano and S. Razzaque and A. Reimer and O. Reimer and S. Ritz and M. Roth and F. Ryde and A. Sartori and J. D. Scargle and A. Schulz and C. Sgrò and E. J. Siskind and G. Spandre and P. Spinelli and D. J. Suson and H. Tajima and H. Takahashi and J. G. Thayer and J. B. Thayer and L. Tibaldo and M. Tinivella and D. F. Torres and G. Tosti and E. Troja and T. L. Usher and J. Vandenbroucke and V. Vasileiou and G. Vianello and V. Vitale and M. Werner and B. L. Winer and K. S. Wood and S. Zhu},
journal= {arXiv preprint arXiv:1311.5581},
year = {2013}
}
备注
This is the author's version of the work. It is posted here by permission of the AAAS for personal use, not for redistribution. The definitive version was published online in Science Express on 21 November 2013 [DOI:10.1126/science.1242302] 15 pages, 4 figures and 1 table; includes supplementary online materials