Constraints on Dark Energy and Modified Gravity Models from Fast Radio Bursts and Late-Time Geometric Probes

arXiv:2606.29583 · astro-ph.CO · Submitted 2026-06-28 · Read on arXiv

Bruno W. N. Ribeiro, Lázaro L. Sales, Klécio. E. L. de Farias, Raiff H. Santos, Rafael A. Batista, Amílcar R. Queiroz

astro-ph.CO

Submitted: 2026-06-28

Comments: 39 pages, 6 figures, and 13 tables

Code: https://github.com/bwesley92/MCMC-cosmo

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

Terminology

• Cosmic Chronometers — 12× in this paper
• Consistency — 7× in this paper · explained in 3 episodes
• Figure of Merit — 7× in this paper
• Baryon Acoustic Oscillations — 6× in this paper
• Degeneracy — 5× in this paper · explained in 3 episodes
• Regularization — 5× in this paper · explained in 3 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Bayesian Inference — 2× in this paper · explained in 5 episodes
• Equation of State (EoS) — 2× in this paper · explained in 4 episodes
• Hubble Tension — 2× in this paper · explained in 9 episodes
• Reheating — 2× in this paper · explained in 2 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Abundance — 1× in this paper · explained in 1 episode
• Anisotropy — 1× in this paper · explained in 3 episodes
• Bayesian Framework — 1× in this paper · explained in 3 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Cosmic Microwave Background — 1× in this paper
• Decoupling — 1× in this paper · explained in 2 episodes
• Fast Radio Bursts (FRBs) — 1× in this paper · explained in 4 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Likelihood Ratio Test — 1× in this paper
• Parsimony — 1× in this paper · explained in 2 episodes
• Population Synthesis — 1× in this paper · explained in 2 episodes
• Quintessence — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Weak Lensing — 1× in this paper · explained in 2 episodes
• Within the General Relativity — 1× in this paper

Sources

• The Second CHIME/FRB Catalog of Fast Radio Bursts
• Cosmographic constraints from late-time probes including fast radio bursts
• A gas-rich cosmic web revealed by the partitioning of the missing baryons
• Cosmological constraints on $R^2$-corrected Appleby-Battye model
• A Catalog of Local Universe Fast Radio Bursts from CHIME/FRB and the KKO Outrigger
• Preferential Occurrence of Fast Radio Bursts in Massive Star-Forming Galaxies
• Deep Synoptic Array Science: First FRB and Host Galaxy Catalog
• Host Galaxies for Four Nearby CHIME/FRB Sources and the Local Universe FRB Host Galaxy Population
• Proposed host galaxies of repeating fast radio burst sources detected by CHIME/FRB
• Investigating the Anisotropy of Dispersion Measure Contribution from the Galactic Halo by Using Fast Radio Bursts
• Toward a Better Understanding of Cosmic Chronometers: A new measurement of H(z) at z~0.7
• Cosmic Chronometers with Photometry: a new path to $H(z)$
• New Observational $H(z)$ Data from Full-Spectrum Fitting of Cosmic Chronometers in the LEGA-C Survey
• A 6% measurement of the Hubble parameter at $z\sim0.45$: direct evidence of the epoch of cosmic re-acceleration
• A new measurement of the expansion history of the Universe at z=1.26 with cosmic chronometers in VANDELS
• Raising the bar: new constraints on the Hubble parameter with cosmic chronometers at z$\sim$2

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