activity
20192026
most citedLijiang 2.4-meter Telescope and its Instruments

106 citations · 244 across the 9 of their papers we have counts for

collaborators
Showing astro-ph.GAShow all

5 papers · 1 filter

astro-ph.GA2026

Emission-line Variable Active Galactic Nuclei at Cosmic Noon from HETDEX

Chenxu Liu, Fanchuan Kong, Erin Mentuch Cooper +11

We present the first statistical census of emission-line variable active galactic nuclei (EVA) at cosmic noon by combining untargeted and deep HETDEX spectroscopy with multi-epoch…

astro-ph.GA2025

Supermassive Black Hole and Broad-line Region in NGC 5548: 2023 Reverberation Mapping Results

Wen-Zhe Xi, Kai-Xing Lu, Jin-Ming Bai +6

We present the results of the 2023 spectroscopic reverberation mapping (RM) campaign for active galactic nuclei (AGN) of NGC 5548, continuing our long-term monitoring program. Usin…

astro-ph.GA2022★ 22 cited

Finding Quasars behind the Galactic Plane. II. Spectroscopic Identifications of 204 Quasars at

Yuming Fu, Xue-Bing Wu, Linhua Jiang +21

Quasars behind the Galactic plane (GPQs) are important astrometric references and valuable probes of Galactic gas, yet the search for GPQs is difficult due to severe extinction and…

astro-ph.GA2021★ 40 cited

Reverberation Mapping Measurements of Black Hole Masses and Broad-Line Region Kinematics in Mrk 817 and NGC 7469

Kai-Xing Lu, Jian-Guo Wang, Zhi-Xiang Zhang +7

We present the results from a spectroscopic monitoring campaign to obtain reverberation-mapping measurements and investigate the broad-line region kinematics for active galactic nu…

astro-ph.GA2019★ 28 cited

Active Galactic Nuclei with Ultra-fast Outflows Monitoring Project: The Broad-line Region of Mrk 79 as a Disk Wind

Kai-Xing Lu, Jin-Ming Bai, Zhi-Xiang Zhang +23

We developed a spectroscopic monitoring project to investigate the kinematics of the broad-line region (BLR) in active galactic nuclei (AGN) with ultra-fast outflows (UFOs). Mrk~79…