Generalizing the interacting dilatonic ghost condensate as a dark energy model

arXiv:2606.28288 · gr-qc, astro-ph.CO, hep-th · Submitted 2026-06-26 · Read on arXiv

Manuel Gonzalez-Espinoza, Ramon Herrera, Johan Casimiro

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

Submitted: 2026-06-26

Comments: 28 pages, 5 figures

Code: https://github.com/CobayaSampler/bao_data

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

Terminology

• Quintessence — 8× in this paper · explained in 2 episodes
• Cosmic Chronometers — 5× in this paper
• Baryon Acoustic Oscillations — 3× in this paper
• alpha — 3× in this paper · explained in 1 episode
• Degeneracy — 2× in this paper · explained in 3 episodes
• Hubble Tension — 2× in this paper · explained in 9 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Equation of State (EoS) — 1× in this paper · explained in 4 episodes
• Generalization — 1× in this paper · explained in 13 episodes

Sources

• Toward a solution of the coincidence problem
• Interacting models may be key to solve the cosmic coincidence problem
• Instability in interacting dark sector: An appropriate Holographic Ricci dark energy model
• Dark Matter and Dark Energy Interactions: Theoretical Challenges, Cosmological Implications and Observational Signatures
• Effects of the interaction between dark energy and dark matter on cosmological parameters
• Large-scale (in-) stability Analysis of an Exactly Solved Coupled Dark-Energy Model
• Interaction in the dark sector
• Stability of the curvature perturbation in dark sectors' mutual interacting models
• Large-scale instability in interacting dark energy and dark matter fluids
• Dark energy-dark matter interactions as a solution to the $S_8$ tension
• Le Chatelier-Braun principle in cosmological physics
• Observational constraints on an interacting dark energy model
• Probing the interaction between dark matter and dark energy in the presence of massive neutrinos
• Constraints on the Coupling between Dark Energy and Dark Matter from CMB data
• Can interacting dark energy solve the $H_0$ tension?
• On the interacting dark energy scenarios $-$ the case for Hubble constant tension
• Dark Energy Is Not That Into You: Variable Couplings after DESI DR2 BAO
• Redshift evolution of the Hubble constant: Constraints and new insights from an interacting dark energy model
• Late-time Background Constraints on Linear and Non-linear Interacting Dark Energy after DESI DR2
• Interacting dilatonic ghost condensate as dark energy model

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