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arXiv 1206.2661astro-ph.CO
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黑洞--星系的协同演化

Black Hole -- Galaxy Co-evolution

Kevin Schawinski

摘要:

黑洞的生长和星系的形成与演化似乎在这样一个基本的层面上联系在一起,以至于我们认为这两者是“共同演化的”。“最近的观察表明,这种共同进化可能是复杂的,是几种不同途径的结果。虽然很明显,黑洞吸积与宿主星系演化的特定阶段有关,但黑洞释放的能量通过反馈对宿主星系演化轨迹的影响不太清楚。在这篇文章中,我回顾了共同进化的动机,观测图片的现状,以及黑洞反馈的一些挑战。

英文摘要:

The growth of black holes and the formation and evolution of galaxies appear to be linked at such a fundamental level that we think of the two as `co-evolving.' Recent observations show that this co-evolution may be complex and the result of several different pathways. While it is clear that black hole accretion is linked to specific phases of the evolution of the host galaxy, the impact of the energy liberated by the black hole on the evolutionary trajectory of the host by feedback is less clear. In this contribution, I review the motivations for co-evolution, the current state of the observational picture, and some challenges by black hole feedback.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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