Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A
Horizon-scale images of black holes (BHs) and their shadows have opened an
unprecedented window onto tests of gravity and fundamental physics in the strong-field …
unprecedented window onto tests of gravity and fundamental physics in the strong-field …
Probing a non-linear electrodynamics black hole with thin accretion disk, shadow, and deflection angle with M87* and Sgr A* from EHT
Non-linear interaction between the electromagnetic fields (EMF) occurs when vacuum
polarization in quantum electrodynamics (QED) happens. The field of non-linear …
polarization in quantum electrodynamics (QED) happens. The field of non-linear …
[HTML][HTML] Thermal analysis with emission energy of perturbed black hole in f (Q) gravity
In the present paper, we investigate the thermodynamics of a new perturbed black hole
solution in symmetric teleparallel gravity. Our main focus is on the solution for a nonlinear …
solution in symmetric teleparallel gravity. Our main focus is on the solution for a nonlinear …
Investigating the connection between generalized uncertainty principle and asymptotically safe gravity in black hole signatures through shadow and quasinormal …
The links between the deformation parameter β of the generalized uncertainty principle
(GUP) to the two free parameters ω^ and γ of the running Newtonian coupling constant of …
(GUP) to the two free parameters ω^ and γ of the running Newtonian coupling constant of …
Constraints on charged symmergent black hole from shadow and lensing
In this paper, we report on exact charged black hole solutions in symmergent gravity with
Maxwell field. Symmergent gravity induces the gravitational constant G, quadratic curvature …
Maxwell field. Symmergent gravity induces the gravitational constant G, quadratic curvature …
[HTML][HTML] Testing symmergent gravity through the shadow image and weak field photon deflection by a rotating black hole using the M87 and Sgr. results
In this paper, we study rotating black holes in symmergent gravity, and use deviations from
the Kerr black hole to constrain the parameters of the symmergent gravity. Symmergent …
the Kerr black hole to constrain the parameters of the symmergent gravity. Symmergent …
Probing Schwarzschild-like black holes in metric-affine bumblebee gravity with accretion disk, deflection angle, greybody bounds, and neutrino propagation
In this paper, we investigate Schwarzschild-like black holes within the framework of metric-
affine bumblebee gravity. We explore the implications of such a gravitational setup on …
affine bumblebee gravity. We explore the implications of such a gravitational setup on …
4D scale-dependent Schwarzschild-AdS/dS black holes: study of shadow and weak deflection angle and greybody bounding
We investigate the shadow, deflection angle, and the greybody bounding of a Schwarzschild-
AdS/dS black hole in scale-dependent gravity. We used the EHT data to constrain the …
AdS/dS black hole in scale-dependent gravity. We used the EHT data to constrain the …
Quasinormal modes-shadow correspondence for rotating regular black holes
Eikonal quasinormal modes (QNMs) of black holes (BHs) and parameters of null geodesics,
ultimately tied to the appearance of BHs to external observers, are known to be related, and …
ultimately tied to the appearance of BHs to external observers, are known to be related, and …
Thermal stability and effects of thermal fluctuations on the static and spherically symmetric hairy black hole by gravitational decoupling
In this paper, we explore the thermodynamic aspects of the hairy black hole solution
developed by gravitational decoupling in the spherical symmetry, considering its energy …
developed by gravitational decoupling in the spherical symmetry, considering its energy …