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浏览/检索结果: 共8条，第1-8条 帮助 限定条件 发表日期：2020     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 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   Evidence for Two Distinct Broad-line Regions from Reverberation Mapping of PG 0026+129 期刊论文 The Astrophysical Journal, 2020, 卷号: 905, 期号: 1, 页码: 18 作者:  Hu, Chen;  Li, Sha-Sha;  Guo, Wei-Jian;  Yang, Sen;  Yang, Zi-Xu 收藏  |  浏览/下载：75/0  |  提交时间：2021/01/25 Supermassive black holes  Seyfert galaxies  Active galactic nuclei  Quasars  Reverberation mapping  Time domain astronomy   The Hyperluminous, Dust-obscured Quasar W2246-0526 at z=4.6: Detection of Parsec-scale Radio Activity 期刊论文 The Astrophysical Journal Letters, 2020, 卷号: 905, 期号: 2, 页码: 7 作者:  Fan, Lulu;  Chen W(陈文);  An, Tao;  Xie, Fu-Guo;  Han YK(韩云坤) 收藏  |  浏览/下载：73/0  |  提交时间：2021/01/25 High-redshift galaxies  Quasars  Radio continuum emission  High-luminosity active galactic nuclei   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   The correlations between optical/UV broad lines and X-ray emission for a large sample of quasars 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2020, 卷号: 492, 期号: 1, 页码: 719-741 作者:  Timlin, John D., II;  Brandt, W. N.;  Ni, Q.;  Luo, B.;  Pu, Xingting 收藏  |  浏览/下载：34/0  |  提交时间：2020/03/31 galaxies: active  quasars: emission lines  quasars: general  X-rays: general   Evolving parsec-scale radio structure in the most distant blazar known 期刊论文 NATURE COMMUNICATIONS, 2020, 卷号: 11, 期号: 1, 页码: 8 作者:  An, Tao;  Mohan, Prashanth;  Zhang, Yingkang;  Frey, Sandor;  Yang, Jun 收藏  |  浏览/下载：9/0  |  提交时间：2021/09/26 Investigation on young radio AGNs based on SDSS spectroscopy 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2020, 卷号: 491, 期号: 1, 页码: 92-112 作者:  Liao, Mai;  Gu, Minfeng 收藏  |  浏览/下载：3/0  |  提交时间：2021/09/26 accretion, accretion discs  galaxies: active  galaxies: evolution  quasars: emission lines  quasars: supermassive black holes   Testing the relativistic Doppler boost hypothesis for supermassive binary black holes candidates via broad emission line profiles 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2020, 卷号: 491, 期号: 3, 页码: 4023-4030 作者:  Song, Zihao;  Ge, Junqiang;  Lu, Youjun;  Ji, Xiang 收藏  |  浏览/下载：14/0  |  提交时间：2021/09/26 black hole physics  line: profiles  galaxies: active