中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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浏览/检索结果: 共228条,第1-10条 帮助

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Spectroastrometry and Reverberation Mapping of Active Galactic Nuclei. II. Measuring Geometric Distances and Black Hole Masses of Four Nearby Quasars 期刊论文  OAI收割
ASTROPHYSICAL JOURNAL, 2025, 卷号: 988, 期号: 1
作者:  
Li, Yan-Rong;  Shangguan, Jinyi;  Wang, Jian-Min;  Davies, Ric;  Santos, Daryl J. D.
  |  收藏  |  浏览/下载:2/0  |  提交时间:2025/07/21
Multiple flares and asymmetric broad emission lines in a recurring changing-look active galactic nucleus 期刊论文  OAI收割
ASTRONOMY & ASTROPHYSICS, 2025, 卷号: 698
作者:  
Guo, Wei-Jian;  Zhang, Zhi-Xiang;  Moiseev, Alexei;  Fawcett, Victoria A.;  Chen, Yong-Jie
  |  收藏  |  浏览/下载:1/0  |  提交时间:2025/06/23
Monitoring AGNs with Hβ Asymmetry. V. Long-term Variation and Evolution of the Broad Hβ Emission-line Profiles 期刊论文  OAI收割
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2025, 卷号: 278, 期号: 2
作者:  
Fang, Feng-Na;  Du, Pu;  Brotherton, Michael S.;  McLane, Jacob N.;  Zastrocky, T. E.
  |  收藏  |  浏览/下载:2/0  |  提交时间:2025/06/10
Supermassive Black Holes with High Accretion Rates in Active Galactic Nuclei. XIV. Long-duration High-cadence Reverberation Mapping Results for 11 PG Quasars 期刊论文  OAI收割
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2025, 卷号: 278, 期号: 2
作者:  
Hu, Chen;  Yao, Zhu-Heng;  Chen, Yong-Jie;  Songsheng, Yu-Yang;  Wang, Yi-Lin
  |  收藏  |  浏览/下载:0/0  |  提交时间:2025/06/23
Multifrequency Very Long Baseline Interferometry Study of Emission and Absorption in the Two-sided Jets of NGC 3998 期刊论文  OAI收割
ASTROPHYSICAL JOURNAL, 2025, 卷号: 983, 期号: 2, 页码: 169
作者:  
Yan, Xi;  Cui, Lang;  Ho, Luis C.
  |  收藏  |  浏览/下载:0/0  |  提交时间:2025/07/07
A multifrequency study of sub-parsec jets with the Event Horizon Telescope 期刊论文  OAI收割
ASTRONOMY & ASTROPHYSICS, 2025, 卷号: 695
作者:  
Röder, Jan;  Wielgus, Maciek;  Lobanov, Andrei P.;  Krichbaum, Thomas P.;  Nair, Dhanya G.
  |  收藏  |  浏览/下载:11/0  |  提交时间:2025/05/13
The persistent shadow of the supermassive black hole of M87: II. Model comparisons and theoretical interpretations 期刊论文  OAI收割
ASTRONOMY & ASTROPHYSICS, 2025, 卷号: 693
作者:  
Akiyama, The Event Horizon Telescope Collaboration Kazunori;  Albentosa, Ezequiel;  Alberdi, Antxon;  Alef, Walter;  Algaba, Juan Carlos
  |  收藏  |  浏览/下载:2/0  |  提交时间:2025/04/28
A Short-lived Rejuvenation during the Decades-long Changing-look Transition in the Nucleus of Mrk 1018 期刊论文  OAI收割
The Astrophysical Journal Supplement Series, 2025, 卷号: 276, 期号: 2
作者:  
Lu KX(卢开兴);  Li, Yan-Rong;  Wu, Qingwen;  Ho, Luis C.;  Zhang, Zhi-Xiang
  |  收藏  |  浏览/下载:15/0  |  提交时间:2025/02/17
The putative center in NGC1052 期刊论文  OAI收割
ASTRONOMY & ASTROPHYSICS, 2024, 卷号: 692
作者:  
Baczko, Anne-Kathrin;  Kadler, Matthias;  Ros, Eduardo;  Fromm, Christian M.;  Wielgus, Maciek
  |  收藏  |  浏览/下载:53/0  |  提交时间:2025/03/05
Broad-line Region of the Quasar PG 2130+099. II. Doubling the Size Over Four Years? 期刊论文  OAI收割
ASTROPHYSICAL JOURNAL, 2024, 卷号: 975, 期号: 1
作者:  
Yao, Zhu-Heng;  Yang, Sen;  Guo, Wei-Jian;  Chen, Yong-Jie;  Songsheng, Yu-Yang
  |  收藏  |  浏览/下载:10/0  |  提交时间:2024/11/11