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Nonstop Variability of Sgr A* Using JWST at 2.1 and 4.8 μm Wavelengths: Evidence for Distinct Populations of Faint and Bright Variable Emission

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HESS J1745−290 spectrum explained by a transition in the diffusion regime of PeV cosmic rays in the Sgr A* accretion flow

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Resolution analysis of magnetically arrested disc simulations

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Circular Polarization of Simulated Images of Black Holes

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An independent hybrid imaging of Sgr A* from the data in EHT 2017 observations

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The Astrophysical Journal 974 (2) 167 (2024)
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Multiwavelength Observations of Sgr A*. II. 2019 July 21 and 26

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The Astrophysical Journal 971 (1) 52 (2024)
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Candidate young stellar objects in the S-cluster: Kinematic analysis of a subpopulation of the low-mass G objects close to Sgr A*

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Astronomy & Astrophysics 686 A235 (2024)
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Hotspots and photon rings in spherically symmetric space–times

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An acceleration-radiation model for nonthermal flares from Sgr A*

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Astronomy & Astrophysics 691 A314 (2024)
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Fitting the light curves of Sagittarius A* with a hot-spot model

A. I. Yfantis, M. A. Mościbrodzka, M. Wielgus, J. T. Vos and A. Jimenez-Rosales
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A Study of the Accretion State of Magnetically Arrested Disks across Black Hole Spins for Radiatively Inefficient Accretion Flows

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Flares in the Galactic centre – II. Polarization signatures of flares at mm-wavelengths

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Monthly Notices of the Royal Astronomical Society 531 (4) 3961 (2024)
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Constraints on metric-affine gravity black holes from the stellar motion at the Galactic Center

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Using the motion of S2 to constrain vector clouds around Sgr A*

A Foschi, R Abuter, K Abd El Dayem, N Aimar, P Amaro Seoane, A Amorim, J P Berger, H Bonnet, G Bourdarot, W Brandner, R Davies, P T de Zeeuw, D Defrère, J Dexter, A Drescher, A Eckart, F Eisenhauer, N M Förster Schreiber, P J V Garcia, R Genzel, S Gillessen, T Gomes, X Haubois, G Heißel, Th Henning, et al.
Monthly Notices of the Royal Astronomical Society 530 (4) 3740 (2024)
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GYOTO 2.0: a polarized relativistic ray-tracing code

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Classical and Quantum Gravity 41 (9) 095010 (2024)
https://doi.org/10.1088/1361-6382/ad351d

Magnetic field transport in geometrically thick discs: multidimensional effects on the field strength and inclination angle

Ryoya Yamamoto and Shinsuke Takasao
Monthly Notices of the Royal Astronomical Society 530 (1) 1218 (2024)
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Observations of orbiting hot spots around naked singularities

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Polarized signatures of orbiting hot spots: Special relativity impact and probe of spacetime curvature

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Orbital polarimetric tomography of a flare near the Sagittarius A* supermassive black hole

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Testing alternative spacetimes by high-frequency quasi-periodic oscillations observed in microquasars and active galactic nuclei

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Accretion discs onto supermassive compact objects: A portal to dark matter physics in active galaxies

C. Millauro, C. R. Argüelles, F. L. Vieyro, V. Crespi and M. F. Mestre
Astronomy & Astrophysics 685 A24 (2024)
https://doi.org/10.1051/0004-6361/202348461

Polarized images of charged particles in vortical motions around a magnetized Kerr black hole

Zhenyu Zhang, Yehui Hou, Zezhou Hu, Minyong Guo and Bin Chen
Journal of Cosmology and Astroparticle Physics 2024 (03) 013 (2024)
https://doi.org/10.1088/1475-7516/2024/03/013

Prospects for future experimental tests of gravity with black hole imaging: Spherical symmetry

Prashant Kocherlakota, Luciano Rezzolla, Rittick Roy and Maciek Wielgus
Physical Review D 109 (6) (2024)
https://doi.org/10.1103/PhysRevD.109.064064

First Sagittarius A* Event Horizon Telescope Results. VIII. Physical Interpretation of the Polarized Ring

The Event Horizon Telescope Collaboration, Kazunori Akiyama, Antxon Alberdi, Walter Alef, Juan Carlos Algaba, Richard Anantua, Keiichi Asada, Rebecca Azulay, Uwe Bach, Anne-Kathrin Baczko, David Ball, Mislav Baloković, Bidisha Bandyopadhyay, John Barrett, Michi Bauböck, Bradford A. Benson, Dan Bintley, Lindy Blackburn, Raymond Blundell, Katherine L. Bouman, Geoffrey C. Bower, Hope Boyce, Michael Bremer, Christiaan D. Brinkerink, Roger Brissenden, et al.
The Astrophysical Journal Letters 964 (2) L26 (2024)
https://doi.org/10.3847/2041-8213/ad2df1

The internal Faraday screen of Sagittarius A*

Maciek Wielgus, Sara Issaoun, Iván Martí-Vidal, Razieh Emami, Monika Moscibrodzka, Christiaan D. Brinkerink, Ciriaco Goddi and Ed Fomalont
Astronomy & Astrophysics 682 A97 (2024)
https://doi.org/10.1051/0004-6361/202347772

QPOs and circular orbits around black holes in Chaplygin-like cold dark matter

Bekzod Rahmatov, Muhammad Zahid, Javlon Rayimbaev, Rehana Rahim and Sardor Murodov
Chinese Journal of Physics 92 143 (2024)
https://doi.org/10.1016/j.cjph.2024.09.002

Plasmoid identification and statistics in two-dimensional Harris sheet and GRMHD simulations

J T Vos, H Olivares, B Cerutti and M Mościbrodzka
Monthly Notices of the Royal Astronomical Society 531 (1) 1554 (2024)
https://doi.org/10.1093/mnras/stae1046

Experimental studies of black holes: status and future prospects

Reinhard Genzel, Frank Eisenhauer and Stefan Gillessen
The Astronomy and Astrophysics Review 32 (1) (2024)
https://doi.org/10.1007/s00159-024-00154-z

First Sagittarius A* Event Horizon Telescope Results. VII. Polarization of the Ring

The Event Horizon Telescope Collaboration, Kazunori Akiyama, Antxon Alberdi, Walter Alef, Juan Carlos Algaba, Richard Anantua, Keiichi Asada, Rebecca Azulay, Uwe Bach, Anne-Kathrin Baczko, David Ball, Mislav Balokovic, Bidisha Bandyopadhyay, John Barrett, Michi Bauböck, Bradford A. Benson, Dan Bintley, Lindy Blackburn, Raymond Blundell, Katherine L. Bouman, Geoffrey C. Bower, Hope Boyce, Michael Bremer, Christiaan D. Brinkerink, Roger Brissenden, et al.
The Astrophysical Journal Letters 964 (2) L25 (2024)
https://doi.org/10.3847/2041-8213/ad2df0

Heimdallr, Baldr, and Solarstein: designing the next generation of VLTI instruments in the Asgard suite

Adam K. Taras, J. Gordon Robertson, Fatme Allouche, Benjamin Courtney-Barrer, Josh Carter, Fred Crous, Nick Cvetojevic, Michael Ireland, Stephane Lagarde, Frantz Martinache, Grace McGinness, Mamadou N’Diaye, Sylvie Robbe-Dubois and Peter Tuthill
Applied Optics 63 (14) D41 (2024)
https://doi.org/10.1364/AO.514831

Particles with magnetic dipole moment orbiting magnetized Schwarzschild black holes: Applications to orbits of hot-spots around Sgr A*

Javlon Rayimbaev, Bobomurat Ahmedov and Zdenek Stuchlik
Physics of the Dark Universe 45 101516 (2024)
https://doi.org/10.1016/j.dark.2024.101516

The relationship between simulated sub-millimeter and near-infrared images of Sagittarius A* from a magnetically arrested black hole accretion flow

A A Grigorian and J Dexter
Monthly Notices of the Royal Astronomical Society 530 (2) 1563 (2024)
https://doi.org/10.1093/mnras/stae934

Two-temperature GRMHD simulations of black hole accretion flows with multiple magnetic loops

Hong-Xuan Jiang, Yosuke Mizuno, Christian M Fromm and Antonios Nathanail
Monthly Notices of the Royal Astronomical Society 522 (2) 2307 (2023)
https://doi.org/10.1093/mnras/stad1106

Testing space–time geometries and theories of gravity at the Galactic centre with pulsar’s time delay

Riccardo Della Monica, Ivan De Martino and Mariafelicia De Laurentis
Monthly Notices of the Royal Astronomical Society 524 (3) 3782 (2023)
https://doi.org/10.1093/mnras/stad2125

Fermionic Dark Matter: Physics, Astrophysics, and Cosmology

C. R. Argüelles, E. A. Becerra-Vergara, J. A. Rueda and R. Ruffini
Universe 9 (4) 197 (2023)
https://doi.org/10.3390/universe9040197

A New Covariant Formalism for Kinetic Plasma Simulations in Curved Spacetimes

Tyler Trent, Pierre Christian, Chi-kwan Chan, Dimitrios Psaltis and Feryal Özel
The Astrophysical Journal Letters 959 (1) L6 (2023)
https://doi.org/10.3847/2041-8213/acf8c8

Epicyclic Oscillations and Circular Orbits in Hairy Black Holes: Testing by High-Frequency Quasi-Periodic Oscillations Observed in Microquasars

Jaroslav Vrba
Universe 10 (1) 9 (2023)
https://doi.org/10.3390/universe10010009

Tracing Hot Spot Motion in Sagittarius A* Using the Next-Generation Event Horizon Telescope (ngEHT)

Razieh Emami, Paul Tiede, Sheperd S. Doeleman, et al.
Galaxies 11 (1) 23 (2023)
https://doi.org/10.3390/galaxies11010023

Particle acceleration by magnetic Rayleigh-Taylor instability: Mechanism for flares in black hole accretion flows

Vladimir Zhdankin, Bart Ripperda and Alexander A. Philippov
Physical Review Research 5 (4) (2023)
https://doi.org/10.1103/PhysRevResearch.5.043023

Millimeter observational signatures of flares in magnetically arrested black hole accretion models

He Jia, Bart Ripperda, Eliot Quataert, Christopher J White, Koushik Chatterjee, Alexander Philippov and Matthew Liska
Monthly Notices of the Royal Astronomical Society 526 (2) 2924 (2023)
https://doi.org/10.1093/mnras/stad2935

2023 Astrophotonics Roadmap: pathways to realizing multi-functional integrated astrophotonic instruments

Nemanja Jovanovic, Pradip Gatkine, Narsireddy Anugu, Rodrigo Amezcua-Correa, Ritoban Basu Thakur, Charles Beichman, Chad F. Bender, Jean-Philippe Berger, Azzurra Bigioli, Joss Bland-Hawthorn, Guillaume Bourdarot, Charles M Bradford, Ronald Broeke, Julia Bryant, Kevin Bundy, Ross Cheriton, Nick Cvetojevic, Momen Diab, Scott A Diddams, Aline N Dinkelaker, Jeroen Duis, Stephen Eikenberry, Simon Ellis, Akira Endo, Donald F Figer, et al.
Journal of Physics: Photonics 5 (4) 042501 (2023)
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Wind-fed GRMHD simulations of Sagittarius A*: tilt and alignment of jets and accretion discs, electron thermodynamics, and multiscale modelling of the rotation measure

S M Ressler, C J White and E Quataert
Monthly Notices of the Royal Astronomical Society 521 (3) 4277 (2023)
https://doi.org/10.1093/mnras/stad837