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gr-qc2021★ 19 cited
Cosmic acceleration from first principles
Juan Garcia-Bellido, Llorenc Espinosa-Portales
General relativistic entropic acceleration theory may explain the present cosmic acceleration from first principles without the need of introducing a cosmological constant. Followi…
gr-qc2021★ 20 cited
Covariant formulation of non-equilibrium thermodynamics in General Relativity
Llorenc Espinosa-Portales, Juan Garcia-Bellido
We construct a generally-covariant formulation of non-equilibrium thermodynamics in General Relativity. We find covariant entropic forces arising from gradients of the entropy dens…