Examining the Viscous Ricci Dark Energy Cosmological Model in General Theory of Gravitation

This study focuses on dynamically exploring Marder-type spacetime containing viscous Ricci dark energy within the framework of general relativity theory. To find a solution of the field equations, we use the relation between metric potentials and the average scale factor a(t)=(sinhβ1t)1/β2, this leads to a seamless transition of the Universe from its initial decelerating phase to the current accelerating phase. Here, we have obtained the cosmological parameters and ωde-ω'de plane for the derived model. Also, dynamical features of the derived cosmological model are analyzed through diagrams.

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Publication Details

Journal
East European Journal of Physics
Published
2024-09-02
DOI
https://doi.org/10.26565/2312-4334-2024-3-07
Primary Topic
Cosmology and Gravitation Theories
Type
article
Field-Weighted Citation Impact
0.00

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article

Examining the Viscous Ricci Dark Energy Cosmological Model in General Theory of Gravitation

T. Chinnappalanaidu, N. Sri Lakshmi Sudha Rani, M. Vijaya Santhi
1 links
East European Journal of Physics
Cosmology and Gravitation Theories
article

Examining the Viscous Ricci Dark Energy Cosmological Model in General Theory of Gravitation

T. Chinnappalanaidu, N. Sri Lakshmi Sudha Rani, M. Vijaya Santhi
article en

Abstract

This study focuses on dynamically exploring Marder-type spacetime containing viscous Ricci dark energy within the framework of general relativity theory. To find a solution of the field equations, we use the relation between metric potentials and the average scale factor a(t)=(sinhβ1t)1/β2, this leads to a seamless transition of the Universe from its initial decelerating phase to the current accelerating phase. Here, we have obtained the cosmological parameters and ωde-ω'de plane for the derived model. Also, dynamical features of the derived cosmological model are analyzed through diagrams.

East European Journal of Physics(3)
Andhra University (IN), Indian Institute of Management Visakhapatnam (IN)
Department of Science and Technology, Ministry of Science and Technology, India
Life below water
Openalex Percentile: Top 86%
Cosmology and Gravitation Theories
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