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JTAP-01.10.2023

Journal of Theoretical and Applied Physics (JTAP)

Editor-in-Chief: Davoud Dorranian, PhD

Online ISSN: 2251-7235

Print ISSN: 2251-7227

Publishes Bimonthly

Behavior of interacting Ricci dark energy in logarithmic f(T) gravity

AbstractIn the present work, we have considered a modified gravity model dubbed as ‘logarithmic f(T) gravity’ as reported by Bamba et al. (J. Cosmol. Astropart. Phys 1101:21, 2011) and investigated the behavior of Ricci dark energy interacting with pressureless Dark Matter. We have chosen the interaction term in the form Q=3Hδρm and investigated the behavior […]

The generalized second law of thermodynamics in f(R) gravity for various choices of scale factor

AbstractThe present study is aimed at investigating the validity of the generalized second law (GSL) of thermodynamics in f(R) gravity. Choosing f(R)=R+ξRμ+ζR−ν with ξ,μ,ζ, ν > 0 (following the study of Nojiri and Odintsov in 2003), we have computed the time derivatives of total entropy for various choices of scale factor pertaining to emergent, intermediate, and logamediate […]