伽玛暴(Gamma-Ray Burst)笔记。记录有关伽玛暴的新文章,另外也包括看的老文章、自己的想法、以及跟天文相关的一些东西。 Feel free to leave me a message by comments or by email.

星期一, 二月 06, 2012

Lei, Hai-Dong 2011 平降阶段的星风模型

主要内容:
星风环境下,减速时标以内时平降阶段,拐折是减速时标。

(这个也可以用来限制洛伦兹因子哦~ 就和光学的peak是一样的,不过要是发现有几个光学的peak和这个时标不一致就麻烦了,不过也可以说光学的是别的来源。)

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文章信息:

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Title:
Shallow Decay Phase of the Early X-Ray Afterglow from External Shock in a Wind Environment
Authors:
Lei, Hai-Dong; Wang, Jiu-Zhou; Lü, Jing; Zou, Yuan-Chuan
Affiliation:
AA(), AB(), AC(), AD()
Publication:
Chinese Physics Letters, Volume 28, Issue 12, pp. 129801 (2011).
Publication Date:
12/2011
Origin:
IOP
DOI:
10.1088/0256-307X/28/12/129801
Bibliographic Code:
2011ChPhL..28l9801L

Abstract

We investigate the shallow decay phase of an early x-ray afterglow in gamma-ray bursts discovered by Swift, and suggest that both the shallow decay phase and the normal phase are from external shock in a wind environment, while the transferring time is the deceleration time. We apply this model to GRBs 050319 and 081008, and find that they can be explained by choosing a proper set of parameters.
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