English

Easing the Hubble constant tension?

General Relativity and Quantum Cosmology 2022-05-11 v3 Cosmology and Nongalactic Astrophysics High Energy Physics - Theory

Abstract

We show how a modified Friedmann equation, originating from a model of the universe built from a certain W3W_3 algebra, has the potential to explain the difference between the Hubble constants extracted from CMB data and from supernova data.

Keywords

Cite

@article{arxiv.2111.05087,
  title  = {Easing the Hubble constant tension?},
  author = {J. Ambjorn and Y. Watabiki},
  journal= {arXiv preprint arXiv:2111.05087},
  year   = {2022}
}

Comments

10 pages, 3 figures, v3: Comments about Coleman's mechanism added

R2 v1 2026-06-24T07:32:08.123Z