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Status: Unchecked ×Keyword: f(Q) gravity ×Clear all

3 claims from 1 paper

1. Physics and Astronomy › Cosmology and Gravitation Theories

   Modelling the accelerating universe with f(Q) gravity: observational consistency

   Narawade, Shekh, Mishra, Khyllep and Dutta · The European Physical Journal C · 2024

   The paper builds an accelerating-universe model in f(Q) gravity, fits its parameters to cosmological data, and finds it approaches ΛCDM at late times and violates the strong energy condition.

   Unchecked3 claims
   Show 3 claims

   1. UncheckedIn this f(Q) gravity model, all the parameter values fitted to cosmological data lie within the ranges that cosmological observations suggest.“Remarkably, all obtained values fall within the range suggested by cosmological observations.”
   2. UncheckedThe authors report that their f(Q) gravity model of the Universe's evolution converges to the standard ΛCDM model at late times.“Furthermore, we thoroughly examine the evolutionary behaviours of the Universe, noting that our model converges to the $Λ$CDM model at late times.”
   3. UncheckedIn this f(Q) gravity model of the accelerating universe, the strong energy condition is violated, which the authors say may help explain dark energy.“Finally, we investigate the energy conditions and find a violation of the strong energy condition, which could provide a valuable understanding of the nature of dark energy.”