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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 学科主题：天文学::天体物理学::高能天体物理学    学科主题：天文学::星系与宇宙学     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Reverberation Mapping Measurements of Black Hole Masses and Broad-line Region Kinematics in Mrk 817 and NGC 7469 期刊论文 ASTROPHYSICAL JOURNAL, 2021, 卷号: 918, 期号: 2 作者:  Lu KX(卢开兴);  Wang JG(王建国);  Zhang, Zhi-Xiang;  Huang, Ying-Ke;  Xu L(许良) 收藏  |  浏览/下载：37/0  |  提交时间：2021/09/22 Monitoring AGNs with H beta Asymmetry. II. Reverberation Mapping of Three Seyfert Galaxies Historically Displaying H beta Profiles with Changing Asymmetry: Mrk 79, NGC 3227, and Mrk 841 期刊论文 The Astrophysical Journal, 2020, 卷号: 905, 期号: 1 作者:  Brotherton ,Michael S.;  Du, Pu;  Xiao, Ming;  Bao, Dong-Wei;  Zhao, Bixuan 收藏  |  浏览/下载：56/0  |  提交时间：2021/01/25 Seyfert galaxies  Supermassive black holes  Reverberation mapping   Monitoring the Morphology of M87* in 2009-2017 with the Event Horizon Telescope 期刊论文 ASTROPHYSICAL JOURNAL, 2020, 卷号: 901, 期号: 1, 页码: 28 作者:  Wielgus, Maciek;  Akiyama, Kazunori;  Blackburn, Lindy;  Chan, Chi-kwan;  Dexter, Jason 收藏  |  浏览/下载：91/0  |  提交时间：2020/11/30 Black holes  Galaxy accretion disks  Galaxy accretion  Supermassive black holes  Active galactic nuclei  Low-luminosity active galactic nuclei  Very long baseline interferometry  Astronomy data modeling  Radio interferometry   Spectroscopy of Broad Absorption Line Quasars at 3 less than or similar to Z less than or similar to 5. I. Evidence for Quasar Winds Shaping Broad/Narrow Emission Line Regions 期刊论文 ASTROPHYSICAL JOURNAL, 2020, 卷号: 893, 期号: 2, 页码: 14 作者:  Yi WM(易卫敏);  Zuo, Wenwen;  Yang, Jinyi;  Wang, Feige;  Timlin, John 收藏  |  浏览/下载：53/0  |  提交时间：2020/06/08 Quasars  Broad-absorption line quasar  Supermassive black holes   Kinematics of the Broad-line Region of 3C 273 from a 10 yr Reverberation Mapping Campaign 期刊论文 ASTROPHYSICAL JOURNAL, 2019, 卷号: 876, 期号: 1, 页码: 14 作者:  Zhang, Zhi-Xiang;  Du, Pu;  Smith, Paul S.;  Zhao, Yulin;  Hu, Chen 收藏  |  浏览/下载：56/0  |  提交时间：2019/06/11 galaxies: active  galaxies: individual (3C 273)  galaxies: nuclei