26 citations · 110 across the 13 of their papers we have counts for
13 papers
Investigating Graviton Mass Effects on Black Hole Lensing in dRGT Massive Gravity
Haximjan Abdusattar, Yu-Xuan Han, Abdujappar Rusul +1
In this paper, we delve into the gravitational lensing and photon trajectories in the vicinity of non-asymptotically flat black hole spacetimes within the framework of dRGT massive…
Misner-Sharp Energy and P-V Criticality in Quasi-Topological Cosmology
Yue Chu, Shi-Bei Kong, Yang Liu +2
We presented a sound foundation of thermodynamics for a Friedmann-Robertson-Walker (FRW) universe from the first principle in ground-breaking work [Hu et al., JHEP12 (2022) 168]. B…
Thermodynamics of the arbitrary dimensional FRW universe: Joule-Thomson expansion
Haximjan Abdusattar, Shi-Bei Kong, Minawar Omar +1
In this paper, we investigate the thermodynamics especially the Joule-Thomson expansion of the -dimensional FRW (Friedmann-Robertson-Walker) universe with a perfect fluid. We de…
Cooling-Heating Properties of the FRW Universe in Gravity with a Generalized Conformal Scalar Field
Haximjan Abdusattar, Shi-Bei Kong
In this paper, within the framework of modified gravity involving a conformal scalar field, we investigate the Joule-Thomson expansion of the FRW universe to identify cooling and h…
Phase Transitions and Critical Phenomena for the FRW Universe in an Effective Scalar-Tensor Theory
Haximjan Abdusattar, Shi-Bei Kong, Hongsheng Zhang +1
We find phase transitions and critical phenomena of the FRW (Friedmann-Robertson-Walker) universe in the framework of an effective scalar-tensor theory that belongs to the Horndesk…
Equation of State and Joule-Thomson Expansion for the FRW Universe in the Brane World Scenario
Shi-Bei Kong, Haximjan Abdusattar, Hongsheng Zhang +1
We study the thermodynamic properties of the Friedmann-Robertson-Walker (FRW) universe in the brane world scenario, concentrating on the Randall-Sundrum II model. From the first la…
The Hawking-Page-like Phase Transition from FRW Spacetime to McVittie Black Hole
Haximjan Abdusattar, Shi-Bei Kong, Yihao Yin +1
In this paper, we investigate the thermodynamics especially the Hawking-Page-like phase transition of the McVittie space-time. We formulate the first law of thermodynamics for the…
The P-V Phase Transition of the FRW Universe
Shi-Bei Kong, Haximjan Abdusattar, Yihao Yin +2
We define thermodynamic pressure by work density as the conjugate quantity of thermodynamic volume from field equation. We derive the equations of state = f…
First Principle Study of Gravitational Pressure and Thermodynamics of FRW Universe
Haximjan Abdusattar, Shi-Bei Kong, Wen-Long You +2
We make a first principle study of gravitational pressure in cosmic thermodynamics. The pressure is directly derived from the unified first law, in fact the Einstein field equation…
Divergence Behavior of Thermodynamic Curvature Scalar at Critical Point in the Extended Phase Space of Generic Black Holes
Ya-Peng Hu, Liang Cai, Xiao Liang +2
The - phase transition and critical behavior in the extended phase space of asymptotic Anti-de Sitter (AdS) black holes have been widely investigated, in which four critical…
Hamiltonian Analysis of 4-dimensional Spacetime in Bondi-like Coordinates
Chao-Guang Huang, Shi-Bei Kong
We discuss the Hamiltonian formulation of gravity in 4-dimensional spacetime under Bondi-like coordinates . In Bondi-like coordinates, the 3-dimensional hypers…
Hamiltonian Analysis of 3-dimensional Spacetime in Bondi-like Coordinates
Chao-Guang Huang, Shi-Bei Kong
The Hamiltonian analysis for a 3-dimensional connection dynamics of , spanned by instead of , is first conduc…
U(1) Gauge Potentials on de Sitter Spacetime
Bin Zhou, Shi-Bei Kong, Peng Zhao
The smooth 1-form Verma module of is acquired, which can be regarded as the U(1) gauge potential on de Sitter spacetime. It is shown that electromagnetic field…