活动星系核中某些碰撞过程的作用:模拟所需的速率系数
The role of some collisional processes in AGNs: rate coefficients needed for modeling
摘要:
研究了活动星系核中某些原子与氢碰撞的重要性。这些结果有助于更好地估计氢巴耳末谱线的谱线宽度,因为谱线形成模型的误差限制了氢巴耳末谱线宽度在天体物理等离子体有效温度诊断中的应用。这些数据也可以用于模拟AGN BLR云的较冷和较密的部分,以及用于氢的里德堡态的调查和研究它们在宇宙学复合时期的影响。目前的工作结果表明,调查过程的研究和建模等媒体的兴趣。
英文摘要:
The importance of some atom hydrogen collisions in AGN has been investigated. The results are useful for better estimate of the hydrogen Balmer lines uxes, which usage for effective temperature diagnostics in astrophysical plasma is limited by errors from the line formation models. The data could be also useful for modeling cooler and denser parts of AGN BLR clouds, as well as for the investigation of Rydberg states of hydrogen and for the study of their in uence during the cosmological recombination epoch. The results of the present work suggest that the investigated processes are of interest for the research and modelling of such media.
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