Barrow entropy corrections to Friedmann equations
A Sheykhi - Physical Review D, 2021 - APS
Recently, Barrow argued that quantum-gravitational effects may introduce intricate, fractal
features on the black hole horizon [JD Barrow,, The area of a rough black hole, Phys. Lett. B …
features on the black hole horizon [JD Barrow,, The area of a rough black hole, Phys. Lett. B …
Analysis of a regular black hole in verlinde's gravity
AA Araújo Filho - Classical and Quantum Gravity, 2023 - iopscience.iop.org
This work focuses on the examination of a regular black hole within Verlinde's emergent
gravity, specifically investigating the Hayward-like (modified) solution. The study reveals the …
gravity, specifically investigating the Hayward-like (modified) solution. The study reveals the …
[HTML][HTML] Modified Friedmann equations from Tsallis entropy
A Sheykhi - Physics Letters B, 2018 - Elsevier
It was shown by Tsallis and Cirto that thermodynamical entropy of a gravitational system
such as black hole must be generalized to the non-additive entropy, which is given by S h= γ …
such as black hole must be generalized to the non-additive entropy, which is given by S h= γ …
Primordial gravitational waves in horizon cosmology and constraints on entropic parameters
The hallmark of the four-parameter generalized entropy is that it can represent various
known entropies proposed so far for suitable limits of the parameters, and thus the four …
known entropies proposed so far for suitable limits of the parameters, and thus the four …
Critical gravity in four dimensions
H Lü, CN Pope - Physical Review Letters, 2011 - APS
We study four-dimensional gravity theories that are rendered renormalizable by the
inclusion of curvature-squared terms to the usual Einstein action with a cosmological …
inclusion of curvature-squared terms to the usual Einstein action with a cosmological …
[HTML][HTML] From the emergence of cosmic space to horizon thermodynamics in Barrow entropy-based Cosmology
GG Luciano - Physics Letters B, 2023 - Elsevier
Padmanabhan's paradigm states that the spatial expansion of our Universe can be
understood as the consequence of the emergence of space with the progress of cosmic …
understood as the consequence of the emergence of space with the progress of cosmic …
Horizon entropy consistent with the FLRW equations for general modified theories of gravity and for all equations of state of the matter field
The question that continues to hinge the interrelation between cosmology and
thermodynamics is broadly described as—What is the form of horizon entropy that links the …
thermodynamics is broadly described as—What is the form of horizon entropy that links the …
[HTML][HTML] Corrections to Friedmann equations inspired by Kaniadakis entropy
A Sheykhi - Physics Letters B, 2024 - Elsevier
Adopting the thermodynamics-gravity conjecture, and assuming the entropy associated with
the apparent horizon of the Friedmann-Robertson-Walker (FRW) universe has the form of …
the apparent horizon of the Friedmann-Robertson-Walker (FRW) universe has the form of …
Implications, consequences and interpretations of generalized entropy in the cosmological setups
H Moradpour - International Journal of Theoretical Physics, 2016 - Springer
Recently, it was argued (Tsallis and Cirto, Eur. Phys. J. C 73, 2487 2013) that the total
entropy of a gravitational system should be related to the volume of system instead of the …
entropy of a gravitational system should be related to the volume of system instead of the …
Entropic corrections to Friedmann equations
A Sheykhi - Physical Review D—Particles, Fields, Gravitation, and …, 2010 - APS
Recently, Verlinde discussed that gravity can be understood as an entropic force caused by
changes in the information associated with the positions of material bodies. In Verlinde's …
changes in the information associated with the positions of material bodies. In Verlinde's …