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 …
The Galactic Center as a laboratory for theories of gravity and dark matter
M De Laurentis, I De Martino… - Reports on Progress in …, 2023 - iopscience.iop.org
Abstract The Galactic Center (GC) of the Milky Way, thanks to its proximity, allows to perform
astronomical observations that investigate physical phenomena at the edge of astrophysics …
astronomical observations that investigate physical phenomena at the edge of astrophysics …
[PDF][PDF] Fundamental physics opportunities with the next-generation event horizon telescope
D Ayzenberg, L Blackburn, R Brito… - arXiv preprint arXiv …, 2023 - researchgate.net
Abstract The Event Horizon Telescope (EHT) Collaboration recently published the first
images of the supermassive black holes in the cores of the Messier 87 and Milky Way …
images of the supermassive black holes in the cores of the Messier 87 and Milky Way …
[HTML][HTML] Shadow, lensing, quasinormal modes, greybody bounds and neutrino propagation by dyonic ModMax black holes
Motivated by recent work on the Modified Maxwell (ModMax) black holes [Phys Lett B
10.1016/j. physletb. 2020.136011], which are invariant in duality rotations and conformal …
10.1016/j. physletb. 2020.136011], which are invariant in duality rotations and conformal …
Shadow cast and deflection of light by charged rotating regular black holes
We discuss the horizon properties, shadow cast, and the weak gravitational lensing of
charged rotating regular black holes, which in addition to mass (M) and rotation parameter …
charged rotating regular black holes, which in addition to mass (M) and rotation parameter …
Influence of cosmic repulsion and magnetic fields on accretion disks rotating around Kerr black holes
Z Stuchlík, M Kološ, J Kovář, P Slaný, A Tursunov - Universe, 2020 - mdpi.com
We present a review of the influence of cosmic repulsion and external magnetic fields on
accretion disks rotating around rotating black holes and on jets associated with these …
accretion disks rotating around rotating black holes and on jets associated with these …
Testing dynamical torsion effects on the charged black hole's shadow, deflection angle and greybody with M87* and Sgr. A* from EHT
Poincaré Gauge's theory of gravity is the most noteworthy alternative extension of general
relativity that has a correspondence between spin and spacetime geometry. In this paper …
relativity that has a correspondence between spin and spacetime geometry. In this paper …
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] Gravitational lensing by a black-bounce-Reissner–Nordström spacetime
J Zhang, Y Xie - The European Physical Journal C, 2022 - Springer
We investigate the weak and strong deflection gravitational lensing by a black-bounce-
Reissner–Nordström spacetime and obtain their lensing observables. Assuming the …
Reissner–Nordström spacetime and obtain their lensing observables. Assuming the …
An upper limit on the charge of the black hole Sgr A* from EHT observations
An Upper Limit on the Charge of the Black Hole Sgr A* from EHT Observations - IOPscience
This site uses cookies. By continuing to use this site you agree to our use of cookies. To find …
This site uses cookies. By continuing to use this site you agree to our use of cookies. To find …