HG
Hengxiao Guo
astro-ph.GAastro-ph.HEastro-ph.COastro-ph.IMastro-ph.SRastro-ph.EPgr-qc
On Valency
published · living versionsW_jeezruwe·v1 · currentpublished
Candidate Periodically Variable Quasars from the Dark Energy Survey and the Sloan Digital Sky Survey
with Yu-Ching Chen, Xin Liu, Wei-Ting Liao, A. Miguel Holgado +60
1 version
W_yemgptrb·v1published
Preprints & journals
57 papers in the corpus · 2013–2026Empirical Near-Infrared Spectral Templates from SPHEREx: Disentangling AGN and Host-Galaxy Emission2609.02167v1 · Wenke Ren, Hengxiao Guo, Zhenya Zheng et al.2026 · 0 citationsarXiv
Radio Activity Across Accretion State Changes in Changing-look AGNs: Insights from FIRST and VLASS over Two Decades2607.04328v1 · Zhi-Qiang Chen, Wei-Jian Guo, Victoria A. Fawcett et al.2026 · 0 citationsarXiv
Electromagnetic Flares from Compact-Object Mergers in AGN Disks: Signatures and Predictions2604.05020v2 · Hiromichi Tagawa, Zolt'an Haiman, Shigeo S. Kimura et al.2026 · 0 citationsarXiv
Evidence for a Delayed UV Counterpart to X-ray Quasi-periodic Eruptions in Ansky2603.02517v2 · Hengxiao Guo, Zhen Yan, Ya-Ping Li et al.2026 · 0 citationsarXiv
X-ray Quasi-Periodic Oscillations in Active Galactic Nuclei and Their Implications for the Changing Look Phenomenon2602.23724v1 · Mouyuan Sun (XMU), Shuying Zhou (XMU), Jihong Liu (XMU) et al.2026 · 0 citationsarXiv
Compton hump reverberation lag in the bright Seyfert 1 galaxy IC 4329A with NuSTAR2601.21537v1 · Samuzal Barua, Hengxiao Guo, Minfeng Gu et al.2026 · 0 citationsarXiv
The Intermediate-Mass Black Hole Reverberation Mapping Project: Stable Optical Continuum Lags of an IMBH in the Dwarf Galaxy NGC 4395 Over Years2601.14787v2 · Yu Pan, Hengxiao Guo, Chenxu Liu et al.2026 · 0 citationsarXiv
Antarctic TianMu Staring Observation Project I: Overview and Implementation of the Prototype Telescope2512.24067v1 · Dan Zhou, Jing Zhong, Jianchun Shi et al.2025 · 0 citationsarXiv
Tidal disruption events in active galactic nuclei: on orbital inclination and Schwarzschild apsidal precession2509.07535v3 · Minghao Zhang, Wenda Zhang, Hongping Deng et al.2025 · 6 citationsarXiv
Departures from Standard Disk Predictions in Intensive Ground-Based Monitoring of Three AGN2508.08720v1 · Diego Gonzalez-Buitrago, Aaron J. Barth, Rick Edelson et al.2025 · 4 citationsarXiv
Interband Lag Variability in Active Galactic Nuclei across ZTF Data from Multiple Years2507.04359v1 · Zhen-Bo Su, Zhen-Yi Cai, Hengxiao Guo et al.2025 · 0 citationsarXiv
Observatory Science with eXTP2506.08367v2 · Ping Zhou, Jirong Mao, Liang Zhang et al.2025 · 12 citationsarXiv
Probing the Strong Gravity Region of Black Holes with eXTP2506.08105v2 · Qingcui Bu, Cosimo Bambi, Lijun Gou et al.2025 · 3 citationsarXiv
AT2021aeuk: A Repeating Partial Tidal Disruption Event Candidate in a Narrow-line Seyfert 1 galaxy2501.01824v2 · Jingbo Sun, Hengxiao Guo, Minfeng Gu et al.2025 · 20 citationsarXiv
First Detection of Radio Emission from the Intermediate Mass Black Hole in POX 52: Deep Multi-Band Observations with ATCA and VLA2412.03316v2 · Qi Yuan, Hengxiao Guo, Minfeng Gu et al.2024 · 5 citationsarXiv
Dormancy and Reawakening Over Years: Eight New Recurrent Changing-Look AGNs2410.15587v1 · Shu Wang, Jong-Hak Woo, Elena Gallo et al.2024 · 17 citationsarXiv
Could the inter-band lag of active galactic nucleus vary randomly?2410.10100v1 · Zhen-Bo Su, Zhen-Yi Cai, Jun-Xian Wang et al.2024 · 9 citationsarXiv
Unprecedented Continuum Time Delay Variation Phenomenon in an Active Supermassive Black Hole2408.11292v2 · Shuying Zhou, Mouyuan Sun, Hai-Cheng Feng et al.2024 · 10 citationsarXiv
Understanding the Broad-line Region of Active Galactic Nuclei with Photoionization. I. the Moderate-Accretion Regime2407.01737v1 · Qiaoya Wu, Yue Shen, Hengxiao Guo et al.2024 · 5 citationsarXiv
Prior-Informed AGN-Host Spectral Decomposition Using PyQSOFit2406.17598v2 · Wenke Ren, Hengxiao Guo, Yue Shen et al.2024 · 27 citationsarXiv
Optical Continuum Reverberation Mapping of a Candidate IMBH in a Nearby Seyfert 1 Galaxy2405.11750v2 · Wenwen Zuo, Hengxiao Guo, Jingbo Sun et al.2024 · 8 citationsApJ (2024) 974:288
A new timescale-mass scaling for the optical variation of active galactic nuclei across the intermediate-mass to supermassive scales2405.02584v1 · Zhen-Bo Su (USTC), Zhen-Yi Cai (USTC), Mouyuan Sun (XMU) et al.2024 · 14 citations2024, ApJ, 969, 78
H Reverberation Mapping from Broad-band Photometry of Dwarf Seyfert 1 Galaxy NGC 43952404.11495v2 · Huapeng Gu, Xue-Bing Wu, Yuhan Wen et al.2024 · 0 citationsarXiv
Tianyu: search for the second solar system and explore the dynamic universe2404.07149v2 · Fabo Feng, Yicheng Rui, Zhimao Du et al.2024 · 5 citationsAcASn, 2024, 65:34
Identifying changing-look AGNs using variability characteristics2402.18131v1 · Shu Wang, Jong-Hak Woo, Elena Gallo et al.2024 · 36 citationsarXiv
Reverberation evidence for Stream Collision and Delayed Disk Formation in Tidal Disruption Events2312.06771v2 · Hengxiao Guo, Jingbo Sun, Shuang-Liang Li et al.2023 · 10 citationsarXiv
The Seoul National University AGN Monitoring Project III: H lag measurements of 32 luminous AGNs and the high-luminosity end of the size--luminosity relation2311.15518v1 · Jong-Hak Woo, Shu Wang, Suvendu Rakshit et al.2023 · 0 citationsarXiv
On the nature of the continuum reverberation of X-ray/UV and optical emission of IRAS 09149-62062308.05433v1 · D. H. Gonz'alez-Buitrago, Ma. T. Garc'ia-D'iaz, F. Pozo Nunez et al.2023 · 9 citationsarXiv
What Does the Virial Coefficient of the \Hb Broad-Line Region Depend On?2304.06764v1 · Lizvette Villafana, Peter R. Williams, Tommaso Treu et al.2023 · 13 citationsarXiv
Estimating AGN Black Hole Masses via Continuum Reverberation Mapping in the Era of LSST2302.05261v2 · Shu Wang, Hengxiao Guo, Jong-Hak Woo2023 · 22 citationsarXiv
AGN Continuum Reverberation Mapping Based on Zwicky Transient Facility Light Curves2207.06432v2 · Hengxiao Guo, Aaron J. Barth, Shu Wang2022 · 56 citationsarXiv
Optical Continuum Reverberation in the Dwarf Seyfert Nucleus of NGC 43952205.13620v1 · John W. Montano, Hengxiao Guo, Aaron J. Barth et al.2022 · 22 citationsarXiv
The Lick AGN Monitoring Project 2016: Dynamical Modeling of Velocity-Resolved H\b{eta} Lags in Luminous Seyfert Galaxies2203.15000v1 · Lizvette Villafana, Peter R. Williams, Tommaso Treu et al.2022 · 36 citationsarXiv
Evidence for quasar fast outflows being accelerated at the scale of tens of parsecs.35148189 · He, Zhicheng, Liu, Guilin, Wang, Tinggui et al.2022 · 35 citationsScience advances. 2022;8(6):eabk3291
The Lick AGN Monitoring Project 2016: Velocity-Resolved H{\beta} Lags in Luminous Seyfert Galaxies2111.14849v1 · Vivian U, Aaron J. Barth, H. Alexander Vogler et al.2021 · 62 citationsarXiv
Extreme Variability Quasars in Their Various States. I: The sample selection and composite SDSS spectra2111.07057v1 · Wenke Ren, Junxian Wang, Zhenyi Cai et al.2021 · 22 citationsarXiv
Dwarf AGNs from Optical Variability for the Origins of Seeds (DAVOS): Insights from the Dark Energy Survey Deep Fields2111.03079v2 · Colin J. Burke, Xin Liu, Yue Shen et al.2021 · 40 citationsarXiv
The Paschen Jump as a Diagnostic of the Diffuse Nebular Continuum Emission in Active Galactic Nuclei2111.03090v2 · Hengxiao Guo, Aaron J. Barth, Kirk T. Korista et al.2021 · 15 citationsarXiv
Probing Early Super-massive Black Hole Growth and Quasar Evolution with Near-infrared Spectroscopy of 37 Reionization-era Quasars at 6.3 < z <= 7.642109.13942v1 · Jinyi Yang, Feige Wang, Xiaohui Fan et al.2021 · 168 citationsarXiv
Very Large Array imaging rules out precessing radio jets in three DESSDSS-selected candidate periodic quasars2105.15194v2 · Yu-Ching Chen, Xin Liu, Wei-Ting Liao et al.2021 · 6 citationsMonthly Notices of the Royal Astronomical Society, Volume 507, Issue 3, pp.4638-4645 (2021)
On the AGN Nature of Broad Balmer Emission in Four Low-Redshift Metal-Poor Galaxies2011.10053v2 · Colin J. Burke, Xin Liu, Yu-Ching Chen et al.2020 · 25 citationsMonthly Notices of the Royal Astronomical Society, Volume 504, Issue 1, pp.543-550 (2021)
Discovery of a Candidate Binary Supermassive Black Hole in a Periodic Quasar from Circumbinary Accretion Variability2008.12317v3 · Wei-Ting Liao, Yu-Ching Chen, Xin Liu et al.2020 · 38 citationsMonthly Notices of the Royal Astronomical Society, Volume 500, Issue 3, pp.4025-4041 (2021)on Valency
Candidate Periodically Variable Quasars from the Dark Energy Survey and the Sloan Digital Sky Survey2008.12329v2 · Yu-Ching Chen, Xin Liu, Wei-Ting Liao et al.2020 · 57 citationsMonthly Notices of the Royal Astronomical Society, Volume 499, Issue 2, pp.2245-2264 (2020)on Valency
High-redshift Extreme Variability Quasars from Sloan Digital Sky Survey Multi-Epoch Spectroscopy2006.08645v3 · Hengxiao Guo, Jiacheng Peng, Kaiwen Zhang et al.2020 · 33 citationsarXiv
Dark Energy Survey Identification of A Low-Mass Active Galactic Nucleus at Redshift 0.823 from Optical Variability2003.10457v2 · Hengxiao Guo, Colin J. Burke, Xin Liu et al.2020 · 10 citationsMNRAS 496, 3636--3647 (2020)
The Curious Case of PHL 293B: A Long-Lived Transient in a Metal-Poor Blue Compact Dwarf Galaxy2002.12369v2 · Colin J. Burke, Vivienne F. Baldassare, Xin Liu et al.2020 · 19 citationsThe Astrophysical Journal Letters, Volume 894, Issue 1, id.L5 (2020)
Properties of radio-loud quasars in Sloan Digital Sky Survey1908.09489v1 · Haritma Gaur, Minfeng Gu, S. Ramya et al.2019 · 8 citationsA&A 631, A46 (2019)
Discovery of A Mg II Changing-look AGN and its Implications for a Unification Sequence of Changing-look AGNs1908.00072v2 · Hengxiao Guo (Illinois), Mouyuan Sun (USTC), Xin Liu (Illinois) et al.2019 · 48 citationsThe Astrophysical Journal Letters, Volume 883, Issue 2, article id. L44, 7 pp. (2019)
A Trio of Massive Black Holes Caught in the Act of Merging1907.10639v3 · Xin Liu (Illinois), Meicun Hou (NJU, Illinois) et al.2019 · 29 citationsAstrophys.J.887:90,2019
Spectral Energy Distributions of Candidate Periodically-Variable Quasars: Testing the Binary Black Hole Hypothesis1907.06676v2 · Hengxiao Guo (Illinois), Xin Liu (Illinois), Zafar Tayyaba (AAO) et al.2019 · 19 citationsMon.Not.Roy.Astron.Soc. 492 (2020) 2910-2923
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