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Lense–Thirring precession after a supermassive black hole disrupts a star

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The extremes of continuum and emission-line variability of AGN: Changing-look events and binary SMBHS

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Tormund’s return: Hints of quasi-periodic eruption features from a recent optical tidal disruption event

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Repeating tidal disruptions in GSN 069: Long-term evolution and constraints on quasi-periodic eruptions’ models

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Long-term multiwavelength monitoring and reverberation mapping of NGC 2617 during a changing-look event

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https://doi.org/10.1093/mnras/stad2442

Spectral energy distribution profiles from AGN accretion disc in multigap set-up

Marcel Štolc, Michal Zajaček, Bożena Czerny and Vladimír Karas
Monthly Notices of the Royal Astronomical Society 522 (2) 2869 (2023)
https://doi.org/10.1093/mnras/stad1127

Radiation Transport Two-temperature GRMHD Simulations of Warped Accretion Disks

M. T. P. Liska, N. Kaaz, G. Musoke, A. Tchekhovskoy and O. Porth
The Astrophysical Journal Letters 944 (2) L48 (2023)
https://doi.org/10.3847/2041-8213/acb6f4

Multiple flares in the changing-look AGN NGC 5273

J M M Neustadt, J T Hinkle, C S Kochanek, M T Reynolds, S Mathur, M A Tucker, R Pogge, K Z Stanek, A V Payne, B J Shappee, T W-S Holoien, K Auchettl, C Ashall, T de Jaeger, D Desai, A Do, W B Hoogendam and M E Huber
Monthly Notices of the Royal Astronomical Society 521 (3) 3810 (2023)
https://doi.org/10.1093/mnras/stad725

Deciphering the extreme X-ray variability of the nuclear transient eRASSt J045650.3−203750

Z. Liu, A. Malyali, M. Krumpe, et al.
Astronomy & Astrophysics 669 A75 (2023)
https://doi.org/10.1051/0004-6361/202244805

Probing the Origin of Changing-look Quasar Transitions with Chandra

Qian Yang, Paul J. Green, Chelsea L. MacLeod, Richard M. Plotkin, Scott F. Anderson, Allyson Bieryla, Francesca Civano, Michael Eracleous, Matthew Graham, John J. Ruan, Jessie Runnoe and Xiurui Zhao
The Astrophysical Journal 953 (1) 61 (2023)
https://doi.org/10.3847/1538-4357/acdedd

Nozzle Shocks, Disk Tearing, and Streamers Drive Rapid Accretion in 3D GRMHD Simulations of Warped Thin Disks

Nicholas Kaaz, Matthew T. P. Liska, Jonatan Jacquemin-Ide, Zachary L. Andalman, Gibwa Musoke, Alexander Tchekhovskoy and Oliver Porth
The Astrophysical Journal 955 (1) 72 (2023)
https://doi.org/10.3847/1538-4357/ace051

Time-dependent global simulations of a thin accretion disc: the effects of magnetically driven winds on thermal instability

Yu Zhao, Xiao-Hong Yang, Li Xue and Shuang-Liang Li
Monthly Notices of the Royal Astronomical Society 526 (1) 862 (2023)
https://doi.org/10.1093/mnras/stad2816

Modified models of radiation pressure instability applied to 10, 105, and 107 M⊙ accreting black holes

Marzena Śniegowska, Mikołaj Grzȩdzielski, Bożena Czerny and Agnieszka Janiuk
Astronomy & Astrophysics 672 A19 (2023)
https://doi.org/10.1051/0004-6361/202243828

Flares in the changing look AGN Mrk 590 – I. The UV response to X-ray outbursts suggests a more complex reprocessing geometry than a standard disc

D Lawther, M Vestergaard, S Raimundo, J Y Koay, B M Peterson, X Fan, D Grupe and S Mathur
Monthly Notices of the Royal Astronomical Society 519 (3) 3903 (2023)
https://doi.org/10.1093/mnras/stac3515

Quasi-periodic eruptions from mildly eccentric unstable mass transfer in galactic nuclei

Wenbin Lu and Eliot Quataert
Monthly Notices of the Royal Astronomical Society 524 (4) 6247 (2023)
https://doi.org/10.1093/mnras/stad2203

Why Are Some Radio Galaxies Detected by Fermi, but Others Not?

Danyi Huang, Xuhong Ye, Xiao Ye, Xiulin Huang, Yanjun Qian, Ziyan Li, Chengfeng Li, Jiru Liao, Hengji Zhang, Zhiyuan Pei, Jianghe Yang and Junhui Fan
Universe 9 (11) 479 (2023)
https://doi.org/10.3390/universe9110479

Long-term optical spectral monitoring of a changing-look active galactic nucleus NGC 3516

Luka Č. Popović, Dragana Ilić, Alexander Burenkov, Victor Manuel Patiño Alvarez, Sladjana Marčeta-Mandić, Jelena Kovačević-Dojčinović, Elena Shablovinskaya, Andjelka B. Kovačević, Paola Marziani, Vahram Chavushyan, Jian-Min Wang, Yan-Rong Li and Evencio G. Mediavilla
Astronomy & Astrophysics 675 A178 (2023)
https://doi.org/10.1051/0004-6361/202345949

Bozena Czerny, Shulei Cao, Vikram Kumar Jaiswal, Vladimír Karas, Narayan Khadka, Mary Loli Martínez-Aldama, Mohammad Hassan Naddaf, Swayamtrupta Panda, Francisco Pozo Nuñez, Raj Prince, Bharat Ratra, Marzena Sniegowska, Zhefu Yu and Michal Zajaček
(2022)
https://doi.org/10.21203/rs.3.rs-2064605/v1

Recurrent X-ray flares of the black hole candidate in the globular cluster RZ 2109 in NGC 4472

A. Tiengo, P. Esposito, M. Toscani, et al.
Astronomy & Astrophysics 661 A68 (2022)
https://doi.org/10.1051/0004-6361/202142662

Evolution of a Relativistic Outflow and X-Ray Corona in the Extreme Changing-look AGN 1ES 1927+654

Megan Masterson, Erin Kara, Claudio Ricci, Javier A. García, Andrew C. Fabian, Ciro Pinto, Peter Kosec, Ronald A. Remillard, Michael Loewenstein, Benny Trakhtenbrot and Iair Arcavi
The Astrophysical Journal 934 (1) 35 (2022)
https://doi.org/10.3847/1538-4357/ac76c0

The Origin of the Vanishing Soft X-Ray Excess in the Changing-look Active Galactic Nucleus Mrk 590

Ritesh Ghosh, Sibasish Laha, Kunal Deshmukh, Varun Bhalerao, Gulab C. Dewangan and Ritaban Chatterjee
The Astrophysical Journal 937 (1) 31 (2022)
https://doi.org/10.3847/1538-4357/ac887e

Mid-infrared Outbursts in Nearby Galaxies (MIRONG). II. Optical Spectroscopic Follow-up

Yibo Wang, Ning Jiang, Tinggui Wang, Lin Yan, Zhenfeng Sheng, Liming Dou, Jiani Ding, Zheng Cai, Luming Sun, Chenwei Yang and Xinwen Shu
The Astrophysical Journal Supplement Series 258 (1) 21 (2022)
https://doi.org/10.3847/1538-4365/ac33a6

Thermal Comptonization in a Changing Corona in the Changing-look Active Galaxy NGC 1566

Prakash Tripathi and Gulab Chand Dewangan
The Astrophysical Journal 930 (2) 117 (2022)
https://doi.org/10.3847/1538-4357/ac610f

Extreme X-Ray Reflection in the Nucleus of the Seyfert Galaxy NGC 5033

S. B. Yun, J. M. Miller, D. Barret, D. Stern, W. N. Brandt, L. Brenneman, P. Draghis, A. C. Fabian, J. Raymond and A. Zoghbi
The Astrophysical Journal 935 (1) 12 (2022)
https://doi.org/10.3847/1538-4357/ac7f30

Modeling changing‐look active galactic nuclei phenomenon in 1D using accretion disk instabilities

Marzena Śniegowska, Mikołaj Grzędzielski, Bożena Czerny and Agnieszka Janiuk
Astronomische Nachrichten 343 (1-2) (2022)
https://doi.org/10.1002/asna.20210065

B3 0749+460A: A New Repeat “Changing-look” Active Galactic Nucleus Associated with X-Ray Spectral Slope Variations

J. Wang, W. K. Zheng, D. W. Xu, T. G. Brink, A. V. Filippenko, C. Gao, S. S. Sun and J. Y. Wei
Research in Astronomy and Astrophysics 22 (1) 015011 (2022)
https://doi.org/10.1088/1674-4527/ac3477

Milli-Hertz Gravitational-wave Background Produced by Quasiperiodic Eruptions

Xian Chen, Yu Qiu, Shuo Li and F. K. Liu
The Astrophysical Journal 930 (2) 122 (2022)
https://doi.org/10.3847/1538-4357/ac63bf

AstroSat View of Spectral Transition in the Changing-look Active Galaxy NGC 1566 during the Declining Phase of the 2018 Outburst

Prakash Tripathi and Gulab C. Dewangan
The Astrophysical Journal 925 (1) 101 (2022)
https://doi.org/10.3847/1538-4357/ac3a6e

A Disk Instability Model for the Quasi-periodic Eruptions of GSN 069

Xin Pan, Shuang-Liang Li, Xinwu Cao, Giovanni Miniutti and Minfeng Gu
The Astrophysical Journal Letters 928 (2) L18 (2022)
https://doi.org/10.3847/2041-8213/ac5faf