Observational test of ${\cal R}^{2}$ spacetimes with the S2 star in the Milky Way galactic center

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Yan, Jian-Ming, Zhu, Tao, Azreg-Aïnou, Mustapha, Jamil, Mubasher, Nguyen, Hoang Ky
Format:	Preprint
Published:	2024
Subjects:	General Relativity and Quantum Cosmology
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Observational tests of asymptotically flat ${\cal R}^{2}$ spacetimes
by: Zhu, Tao, et al.
Published: (2024)

Spin precession frequencies of a test gyroscope around a naked singularity and quasi-periodic oscillations
by: Zahra, Tehreem, et al.
Published: (2025)

Hamiltonian Formulation of Relativistic Magnetohydrodynamic Accretion on a General Spherically Symmetric and Static Black Hole: Quantum effects on Shock States
by: Azreg-Aïnou, Mustapha, et al.
Published: (2024)

Periodic orbits and their gravitational wave radiations around the Schwarzschild-MOG black hole
by: Shabbir, Oreeda, et al.
Published: (2025)

Revisiting Weak Energy Condition and wormholes in Brans-Dicke gravity
by: Nguyen, Hoang Ky, et al.
Published: (2023)

Chaotic imprints of dark matter in extreme mass-ratio inspirals
by: Azreg-Aïnou, Mustapha, et al.
Published: (2026)

Epicyclic oscillations and accretion disk around a special Buchdahl-inspired spacetime
by: Alloqulov, Mirzabek, et al.
Published: (2025)

Gravitational Lensing and Image Distortion by Buchdahl Inspired Metric in $\mathcal{R}^2$ Gravity
by: Maryam, Shafia, et al.
Published: (2024)

Gravitational Lensing by a Dark Compact Object in Modified Gravity and Observational Constraints from Einstein Rings
by: Rehman, Nagina, et al.
Published: (2025)

Two-sided NED black-hole, naked-singularity, and soliton solutions
by: Azreg-Aïnou, Mustapha
Published: (2025)

Thermodynamic Topological Classes of Family of Black Holes with NUT-Charge
by: Azreg-Aïnou, Mustapha, et al.
Published: (2025)

Exact Taub-NUT-like Black Holes in Einstein-bumblebee gravity: their thermodynamics and thermodynamic topology
by: Azreg-Aïnou, Mustapha, et al.
Published: (2025)

Joshi--Malafarina--Narayan singularity in weak magnetic field
by: Azreg-Aïnou, Mustapha, et al.
Published: (2023)

Non-triviality of asymptotically flat Buchdahl-inspired metrics in pure $R^2$ gravity
by: Nguyen, Hoang Ky
Published: (2023)

Shadow of F(R)-EH Black Hole and Constraints from EHT Observations
by: Jafarzade, Khadije, et al.
Published: (2026)

Exploring potential astrophysical applications of black holes in nonlinear electrodynamics
by: de Paula, Marco A. A., et al.
Published: (2025)

The complete exterior spacetime of spherical Brans-Dicke stars
by: Chauvineau, Bertrand, et al.
Published: (2024)

Shadows and Optical Appearances of Black Holes in $R^{2}$ Gravity
by: Jafarzade, Khadije, et al.
Published: (2025)

A Study of Black Holes in $F(R)-$ModMax Gravity: Gravitational Lensing and Constraints from EHT Observations
by: Jafarzade, Khadije, et al.
Published: (2024)

Constraints on Kalb-Ramond Gravity from EHT Observations of Rotating Black Holes in Traceless Conformal Electrodynamics
by: Sekhmani, Yassine, et al.
Published: (2025)

Shadow Cast by the Kerr MOG Black Hole under the Influence of Plasma and Constraints from EHT Observations
by: Yasmin, Saira, et al.
Published: (2025)

Analyzing Pantheon SNeIa data in the context of Barrow's variable speed of light
by: Nguyen, Hoang Ky
Published: (2020)

Hidden pattern of self-invariant cosmic expansion: Empirical evidence from Hubble diagram of supernovae
by: Nguyen, Hoang Ky
Published: (2026)

Shadow geometry of Kerr MOG naked singularity and analysis of accretion disk luminosity
by: Yasmin, Saira, et al.
Published: (2025)

The effects of asymptotically flat $R^2$ spacetime on black hole image of Sagittarius A*
by: Yan, Jian-Ming, et al.
Published: (2025)

Testing Yukawa cosmology at the Milky Way and M31 galactic scales
by: D'Agostino, Rocco, et al.
Published: (2024)

New analysis of SNeIa Pantheon Catalog: Variable speed of light as an alternative to dark energy
by: Nguyen, Hoang Ky
Published: (2024)

A mechanism to generate varying speed of light via Higgs-dilaton coupling: Theory and cosmological applications
by: Nguyen, Hoang Ky
Published: (2024)

Dilaton-induced variations in Planck constant and speed of light: An alternative to Dark Energy
by: Nguyen, Hoang Ky
Published: (2024)

Impact of Star Pressure on $γ$ in Modified Gravity beyond Post-Newtonian Approach
by: Nguyen, Hoang Ky, et al.
Published: (2024)

Effect of magnetized plasma on shadow and gravitational lensing of a Reissner-Nordström black hole
by: Pahlavon, Yovqochev, et al.
Published: (2024)

Particle Dynamics and Quasi-Periodic Oscillations in the GUP-Modified Schwarzschild Spacetime: Constraint Using Micro-Quasars Data
by: Hoshimov, Husanboy, et al.
Published: (2024)

Perturbative approach to $f(R)$-gravitation in FLRW cosmology
by: Van Ky, Pham, et al.
Published: (2022)

Gravitational radiation of a spherically symmetric source in $f(R)$-gravitation
by: Van Ky, Pham, et al.
Published: (2024)

New exact solution and $\mathcal{O}\,(1/\sqrtω)$ anomaly in Brans-Dicke gravity with trace-carrying matter
by: Nguyen, Hoang Ky, et al.
Published: (2024)

Gravitational wave radiation from periodic orbits and quasi-periodic oscillations in Einstein non-linear Maxwell-Yukawa black hole
by: Zahra, Tehreem, et al.
Published: (2025)

Probing the nature of Einstein nonlinear Maxwell Yukawa black hole through gravitational wave forms from periodic orbits and quasiperiodic oscillations
by: Shabbir, Oreeda, et al.
Published: (2026)

Universal thermodynamic topological classes of black holes in perfect fluid dark matter background
by: Rizwan, Muhammad, et al.
Published: (2025)

Unscreening of f(R) gravity near the galactic center black hole: Testability through pericenter shift below S0-2's orbit
by: Paul, Debojit, et al.
Published: (2026)

Violation of $γ$ in Brans-Dicke gravity
by: Nguyen, Hoang Ky, et al.
Published: (2024)