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arXiv 0801.2450astro-ph
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用Simbol- X观测吸积黑洞的强引力区

Observing the strong gravity regime of accreting black holes with Simbol-X

R. W. Goosmann, M. Dovciak, V. Karas

摘要:

黑洞周围受辐射吸积盘的X射线反射特征使我们能够探测强引力的影响。我们调查的精度反射的迹象,即铁K线和康普顿驼峰,可以观察到附近的塞弗特星系与Simbol-X。模拟包括精确计算的本地再处理光谱和修改由于广义相对论效应在附近的黑洞。我们讨论了全球黑洞参数和磁盘上产生的光谱的照射模式的影响,因为它们将被检测到的Simbol-X任务。

英文摘要:

The X-ray reflection features of irradiated accretion disks around black holes enable us to probe the effects of strong gravity. We investigate to which precision the reflection signs, i.e. the iron K-line and the Comptonized hump, can be observed with Simbol-X for nearby Seyfert galaxies. The simulations presented include accurate computations of the local reprocessed spectra and modifications due to general relativistic effects in the vicinity of the black hole. We discuss the impact of global black hole parameters and of the irradiation pattern of the disk on the resulting spectra as they will be detected by the Simbol-X mission.

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