Tiengo2006 SGR1900+14谱的长期演化 2

主要内容:
给出了主要是BepposSAX观测的SGR1900+14持续幅射的谱, 分为几个时间段. 基本是逐渐变软(但时间选择可能有特殊性, 而不能作为该软伽玛重复暴谱演化的依据).

精彩摘抄:
蓝,红,绿分别是1997.5.12, 2005.9.20-22, 2003.3-2004.6的谱.

文章信息:

astro-ph/0609319 [abs, ps, pdf, other] :

Title: Long term spectral variability in the Soft Gamma-ray Repeater SGR 1900+14
Authors: A. Tiengo, P. Esposito, S. Mereghetti, L. Sidoli, D. Goetz, M. Feroci, R. Turolla, S. Zane, G.L. Israel, L. Stella, P. Woods
Comments: 4 pages, 3 figures. To be published in the proceedings of the conference "Isolated Neutron Stars: from the Interior to the Surface", London, April 2006; eds. D. Page, R. Turolla, & S. Zane