Early- and late-time constraints on Wald-Gauss-Bonnet topological dark energy and implications for the H 0 and S 8 tensions

arXiv:2607.26101 · gr-qc, astro-ph.CO, hep-th · Submitted 2026-07-28 · Read on arXiv

Stylianos A. Tsilioukas, Fotios K. Anagnostopoulos, Spyros Basilakos, Andronikos Paliathanasis, Emmanuel N. Saridakis

gr-qc, astro-ph.CO, hep-th

Submitted: 2026-07-28

Comments: 19 pages, 9 figures

Code: https://github.com/stelios-tsilioukas/class_wgb

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

Hubble Tension — 26× in this paper · explained in 9 episodes
Clustering — 18× in this paper · explained in 2 episodes
Degeneracy — 9× in this paper · explained in 3 episodes
Calibration — 8× in this paper · explained in 7 episodes
Apparent Horizon — 7× in this paper · explained in 1 episode
Consistency — 5× in this paper · explained in 3 episodes
Matter Power Spectrum — 4× in this paper · explained in 2 episodes
Anisotropy — 2× in this paper · explained in 3 episodes
Decoupling — 2× in this paper · explained in 2 episodes
Gravitational Lensing — 2× in this paper · explained in 2 episodes
Quintessence — 2× in this paper · explained in 2 episodes
Weak Lensing — 2× in this paper · explained in 2 episodes
Abundance — 1× in this paper · explained in 1 episode
Accuracy — 1× in this paper · explained in 1 episode
Area Law — 1× in this paper · explained in 1 episode
Baryonic Feedback — 1× in this paper · explained in 3 episodes
Bayesian Framework — 1× in this paper · explained in 3 episodes
Core — 1× in this paper · explained in 2 episodes
Cosmic Linear Anisotropy Solving System — 1× in this paper
CosmoVerse Compilation Group — 1× in this paper
Metallicity — 1× in this paper · explained in 3 episodes
Monte Carlo framework — 1× in this paper · explained in 2 episodes
Primordial Magnetic Fields — 1× in this paper · explained in 2 episodes

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