No preference for generalized emergent dark energy from current cosmological data

arXiv:2607.25539 · astro-ph.CO, gr-qc, hep-th · Submitted 2026-07-28 · Read on arXiv

Vipin Kumar Sharma, Himanshu Chaudhary, Salvatore Capozziello, Dhruba Jyoti Gogoi, G. Mustafa

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

Submitted: 2026-07-28

Comments: 11 pages, 3 figures, Published in Physics of the Dark Universe, Volume 53 (2026), Article 102383

DOI: 10.1016/j.dark.2026.102383

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

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

Terminology

• Generalized Emergent Dark Energy — 9× in this paper
• Dark Energy Survey — 6× in this paper
• Baryon Acoustic Oscillation — 5× in this paper
• Hubble Tension — 5× in this paper · explained in 9 episodes
• Clustering — 4× in this paper · explained in 2 episodes
• Quintessence — 4× in this paper · explained in 2 episodes
• Weak Lensing — 3× in this paper · explained in 2 episodes
• Bayesian Inference — 2× in this paper · explained in 5 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• Dark Energy Spectroscopic Instrument — 2× in this paper
• Anisotropy — 1× in this paper · explained in 3 episodes
• Bayesian Framework — 1× in this paper · explained in 3 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Cooperation — 1× in this paper · explained in 2 episodes
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Markov Chain Monte Carlo — 1× in this paper

Sources

• The Dark Energy Survey Supernova Program: A Reanalysis Of Cosmology Results And Evidence For Evolving Dark Energy With An Updated Type Ia Supernova Calibration
• Dynamical dark energy in light of the latest observations
• Is Dark Energy Dynamical in the DESI Era? A Critical Review
• Crossing the Phantom Divide: Theoretical Implications and Observational Status
• Evolution of dark energy reconstructed from the latest observations
• The Case for a Positive Cosmological Lambda-term
• Cosmological Constant - the Weight of the Vacuum
• Cosmology Intertwined II: The Hubble Constant Tension
• Alleviating the $H_0$ and $\sigma_8$ anomalies with a decaying dark matter model
• In the Realm of the Hubble tension $-$ a Review of Solutions
• Cosmology Intertwined III: $f \sigma_8$ and $S_8$
• Accelerating Universes with Scaling Dark Matter
• Exploring the Expansion History of the Universe
• WMAP constraints on low redshift evolution of dark energy
• Dark Energy vs. Modified Gravity
• Does DESI DR2 challenge $\Lambda$CDM paradigm ?
• Is the $\Lambda$CDM Model in Crisis?
• Evidence of dynamical dark energy found via the DESI DR2 Lyman$\alpha$ forest
• The Quintom theory of dark energy after DESI DR2
• How Complex is Dark Energy? A Bayesian Analysis of CPL Extensions with Recent DESI BAO Measurements

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