The hardX-rays more readily penetrate dust and gas clouds in merging galaxies and reveal the presence of emission from the active black holes.
活跃黑洞所发出的硬X射线辐射,可轻易穿透合并星系的尘埃和气体云,因此我们得以见到这些辐射。
2
In order to explain the hardX-rays observed in the BH-disc systems, as well as to make our model more self-consistent, corona is introduced in Sec. 3.4.