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- Title
Quantum Gravity Phenomenology from the Thermodynamics of Spacetime.
- Authors
Alonso-Serrano, Ana; Liška, Marek
- Abstract
This work is based on the formalism developed in the study of the thermodynamics of spacetime used to derive Einstein equations from the proportionality of entropy within an area. When low-energy quantum gravity effects are considered, an extra logarithmic term in the area is added to the entropy expression. Here, we present the derivation of the quantum modified gravitational dynamics from this modified entropy expression and discuss its main features. Furthermore, we outline the application of the modified dynamics to cosmology, suggesting the replacement of the Big Bang singularity with a regular bounce.
- Subjects
QUANTUM gravity; PHENOMENOLOGICAL theory (Physics); THERMODYNAMICS; SPACETIME; GRAVITATION
- Publication
Universe (2218-1997), 2022, Vol 8, Issue 1, p50
- ISSN
2218-1997
- Publication type
Article
- DOI
10.3390/universe8010050