Results 111 to 120 of about 11,605 (193)

Stability Properties of Geometrothermodynamic Cosmological Models. [PDF]

open access: yesEntropy (Basel), 2023
Beissen N   +5 more
europepmc   +1 more source

100 years of mathematical cosmology: Models, theories, and problems, Part A. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2022
Cotsakis S, Yefremov AP.
europepmc   +1 more source

Deformation quantization in FLRW geometries

open access: yesEuropean Physical Journal C: Particles and Fields
We investigate the application of deformation quantization to the system of a free particle evolving within a universe described by a Friedmann–Lemaître–Robertson–Walker (FLRW) geometry.
Alfonso F. Bobadilla   +1 more
doaj   +1 more source

Generalized Misner-Sharp energy in f(R,G) gravity

open access: yesPhysics Letters B
In this work, we explore the formulation of the Misner-Sharp energy within the framework of f(R,G) gravity, a modified theory incorporating the Ricci scalar R and the Gauss-Bonnet scalar G.
Amin Rezaei Akbarieh   +2 more
doaj   +1 more source

Thermal stability of stealth and de Sitter spacetimes in scalar-tensor gravity. [PDF]

open access: yesEur Phys J C Part Fields, 2023
Giardino S, Giusti A, Faraoni V.
europepmc   +1 more source

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