Testing gravity through the distortion of time

Authors

DOI:

https://doi.org/10.25250/thescbr.brk795

Keywords:

cosmology, modified gravity, galaxies, distortion of time

Abstract

The accelerated expansion of the Universe might be due to modifications in the laws of gravity on very large scales. We showed that standard tests of gravity based on the observed motions of galaxies are insufficient and must be extended by including measurements of another effect: the distortion of time.

Author Biography

Sveva Castello, University of Geneva

PhD student

Original article reference

Castello, S. et al. (2024) ‘Gravitational redshift constraints on the effective theory of interacting dark energy’, Journal of Cosmology and Astroparticle Physics, 2024(05), p. 003. doi:10.1088/1475-7516/2024/05/003.

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Published

2024-09-17

Issue

Section

Maths, Physics & Chemistry