Black hole images: A review
In recent years, unprecedented progress has been achieved regarding black holes'
observation through the electromagnetic channel. The images of the supermassive black …
observation through the electromagnetic channel. The images of the supermassive black …
Chaotic shadows of black holes: a short review
We give a brief review on the formation and the calculation of black hole shadows. Firstly,
we introduce the concept of a black hole shadow and the current works on a variety of black …
we introduce the concept of a black hole shadow and the current works on a variety of black …
[HTML][HTML] Shadow of a black hole surrounded by dark matter
RA Konoplya - Physics Letters B, 2019 - Elsevier
We consider a simple spherical model consisting of a Schwarzschild black hole of mass M
and a dark matter of mass ΔM around it. The general formula for the radius of black-hole …
and a dark matter of mass ΔM around it. The general formula for the radius of black-hole …
Testing the nature of Gauss–Bonnet gravity by four-dimensional rotating black hole shadow
SW Wei, YX Liu - The European Physical Journal Plus, 2021 - Springer
The recent discovery of the novel four-dimensional static and spherically symmetric Gauss–
Bonnet black hole provides a promising bed to test Gauss–Bonnet gravity by using …
Bonnet black hole provides a promising bed to test Gauss–Bonnet gravity by using …
Kerr black holes with synchronised Proca hair: lensing, shadows and EHT constraints
I Sengo, PVP Cunha, CAR Herdeiro… - Journal of Cosmology …, 2023 - iopscience.iop.org
We investigate the gravitational lensing by spinning Proca stars and the shadows and
lensing by Kerr black holes (BHs) with synchronised Proca hair, discussing both theoretical …
lensing by Kerr black holes (BHs) with synchronised Proca hair, discussing both theoretical …
Curvature radius and Kerr black hole shadow
We consider applications of the curvature radius of a Kerr black hole shadow and propose
three new approaches to simultaneously determine the black hole spin and inclination angle …
three new approaches to simultaneously determine the black hole spin and inclination angle …
[HTML][HTML] Observational appearances of af (R) global monopole black hole illuminated by various accretions
GP Li, KJ He - The European Physical Journal C, 2021 - Springer
In this paper, we explore three simple models of accretions on a global monopole black hole
in f (R) theory, and numerically study the corresponding observational appearances as seen …
in f (R) theory, and numerically study the corresponding observational appearances as seen …
Shadows and rings of the Kehagias-Sfetsos black hole surrounded by thin disk accretion
GP Li, KJ He - Journal of Cosmology and Astroparticle Physics, 2021 - iopscience.iop.org
In this paper, under the illumination of thin disk accretion, we have employed the ray-tracing
method to carefully investigate shadows and rings of the Kehagias-Sfetsos (KS) black hole …
method to carefully investigate shadows and rings of the Kehagias-Sfetsos (KS) black hole …
Can shadows reflect phase structures of black holes?
M Zhang, M Guo - The European Physical Journal C, 2020 - Springer
The relation between the black hole shadow and the black hole thermodynamics is
investigated. We find that the phase structure can be reflected by the shadow radius for the …
investigated. We find that the phase structure can be reflected by the shadow radius for the …
Asymptotically locally flat and AdS higher-dimensional black holes of Einstein–Horndeski–Maxwell gravity in the light of EHT observations: shadow behavior and …
Unification of gravity with other interactions, achieving the ultimate framework of quantum
gravity, and fundamental problems in particle physics and cosmology motivate to consider …
gravity, and fundamental problems in particle physics and cosmology motivate to consider …