The Rényi Entropy and Entropic Cosmology

of the universe. At some model parameters, the normalized density parameter of the matter Ωm0≈0.315 and the deceleration parameter q0≈-0.535 for the current epoch, which are in the agreement with the Planck data, are found. Making use of the thermodynamics-gravity correspondence, we describe the late-time acceleration of the universe. The entropic cosmology considered here is equivalent to cosmology based on the teleparallel gravity with the definite function F(T). The Hubble parameters are in approximate agreement (within 5 percents) with the observational Hubble data for redshifts 0.07≤z≤1.75 at the entropy parameter α≈0.305GH02.

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Publication Details

Journal
Entropy
Published
2026-04-20
DOI
https://doi.org/10.3390/e28040467
Primary Topic
Cosmology and Gravitation Theories
Type
article
Field-Weighted Citation Impact
0.00
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article

The Rényi Entropy and Entropic Cosmology

S. I. Kruglov
Entropy
Cosmology and Gravitation Theories
article

The Rényi Entropy and Entropic Cosmology

S. I. Kruglov
article en

Abstract

of the universe. At some model parameters, the normalized density parameter of the matter Ωm0≈0.315 and the deceleration parameter q0≈-0.535 for the current epoch, which are in the agreement with the Planck data, are found. Making use of the thermodynamics-gravity correspondence, we describe the late-time acceleration of the universe. The entropic cosmology considered here is equivalent to cosmology based on the teleparallel gravity with the definite function F(T). The Hubble parameters are in approximate agreement (within 5 percents) with the observational Hubble data for redshifts 0.07≤z≤1.75 at the entropy parameter α≈0.305GH02.

EntropyVol. 28(4)
University of Toronto (CA), Canadian Quantum Research Center (CA)
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Cosmology and Gravitation Theories
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