The variability and soft X-ray excess properties of narrow-line Seyfert 1 galaxies: The Swift view

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作者：
Ding, Nan [1 ]
Gu, Qiusheng [2 ,3 ]
Tang, Yunyong [1 ]
Xiong, Dingrong [4 ]
Guo, Xiaotong [5 ]
Xu, Xinpeng [2 ,3 ]
Geng, Xiongfei [6 ]
Ge, Xue [7 ]
Chen, Yongyun [8 ]
机构：
[1] School of Physical Science and Technology, Kunming University, Kunming,650214, China
[2] School of Astronomy and Space Science, Nanjing University, Jiangsu, Nanjing,210093, China
[3] Key Laboratory of Modern Astronomy and Astrophysics (Nanjing University), Ministry of Education, Nanjing,210093, China
[4] Yunnan Observatories, Chinese Academy of Sciences, Kunming,650216, China
[5] Institute of Astronomy and Astrophysics, Anqing Normal University, Anqing,246133, China
[6] School of Electrical and Information Technology, Yunnan Minzu University, Yunnan, Kunming,650091, China
[7] School of Physics and Electronic Engineering, Jiangsu Second Normal University, Jiangsu, Nanjing,211200, China
[8] College of Physics and Electronic Engineering, Qujing Normal University, Qujing,655011, China
来源：
Astronomy and Astrophysics | 2022年 / 659卷
关键词：
Galaxies;
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