3 papers
gr-qc2025
Thermodynamic modifications to Bardeen black holes surrounded by quintessence based on the new higher order GUP
Bo-Li Liu, Yu Zhang, Qi-Quan Li +1
In this article, the thermodynamic properties of Bardeen black holes surrounded by quintessence are investigated in the framework of a new higher order GUP. The modified Hawking te…
gr-qc2024
Strong gravitational lensing in a Kerr black hole within Quantum Einstein Gravity
Chen-Hao Xie, Yu Zhang, Bo-Li Liu +2
The detailed study of the strong gravitational lensing of a Kerr black hole within Quantum Einstein Gravity (QEG) is performed. We calculate the photon sphere, the deflection angle…
gr-qc2024
Shadow of Kerr black hole surrounded by a cloud of strings in Rastall gravity and constraints from M87*
Qi Sun, Yu Zhang, Chen-Hao Xie +1
Motivated by the first image of a black hole captured by the Event Horizon Telescope (EHT), there has been a surge of research using observations of black hole shadows to test theo…