activity
20212026
most citedMonitoring AGNs with H Asymmetry. III. Long-term Reverberation Mapping Results of 15 Palomar-Green Quasars

45 citations · 106 across the 22 of their papers we have counts for

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Showing 2023Show all

5 papers · 1 filter

astro-ph.GA2023

Star Formation in Self-gravitating Disks in Active Galactic Nuclei. III. Efficient Production of Iron and Infrared Spectral Energy Distributions

J. -M. Wang, S., Zhai +7

Strong iron lines are a common feature of the optical spectra of active galactic nuclei (AGNs) and quasars from to the local Universe, and [Fe/Mg] ratios do not show co…

astro-ph.HE2023

Gleeok's Fire-breathing: Triple Flares of AT 2021aeuk within Five Years from the Active Galaxy SDSS J161259.83+421940.3

Dong-Wei Bao, Wei-Jian Guo, Zhi-Xiang Zhang +12

We present a noteworthy transient AT 2021aeuk exhibiting three distinct optical flares between 2018 and 2023. It is hosted in a radio-loud narrow-line Seyfert 1 (NLSy1) galaxy, wit…

astro-ph.GA2023

Supermassive Black Holes with High Accretion Rates in Active Galactic Nuclei. XIII. Ultraviolet Time Lag of H Emission in Mrk 142

V. C. Khatu, S. C. Gallagher, K. Horne +17

We performed a rigorous reverberation-mapping analysis of the broad-line region (BLR) in a highly accreting () active galactic nucleus, Markarian 142 (…

astro-ph.GA2023★ 5 cited

Revisiting Emission-Line Measurement Methods for Narrow-Line Active Galactic Nuclei

Viraja C. Khatu, Sarah C. Gallagher, Keith Horne +16

Measuring broad emission-line widths in active galactic nuclei (AGN) is not straightforward owing to the complex nature of flux variability in these systems. Line-width measurement…

astro-ph.GA2023★ 33 cited

Broad-line region in NGC 4151 monitored by two decades of reverberation mapping campaigns. I. Evolution of structure and kinematics

Yong-Jie Chen, Dong-Wei Bao, Shuo Zhai +33

We report the results of long-term reverberation mapping (RM) campaigns of the nearby active galactic nuclei (AGN) NGC 4151, spanning from 1994 to 2022, based on archived observati…