English

Unimodular Cosmological models

General Relativity and Quantum Cosmology 2023-09-19 v3 High Energy Physics - Theory

Abstract

It is claimed that in the unimodular gravity framework the observational fact of exponential expansion of the universe cannot be taken as evidence for the presence for a cosmological constant or similar quintessence.

Keywords

Cite

@article{arxiv.2109.08077,
  title  = {Unimodular Cosmological models},
  author = {Enrique Alvarez and Jesus Anero},
  journal= {arXiv preprint arXiv:2109.08077},
  year   = {2023}
}

Comments

17 pages

R2 v1 2026-06-24T06:02:36.365Z