Interacting scalar field dark matter and stepped dark radiation in an extended Wess-Zumino dark radiation model

arXiv:2512.06719 · astro-ph.CO · Submitted 2025-12-07 · Read on arXiv

astro-ph.CO

Submitted: 2025-12-07

Updated: 2026-09-06

Comments: 14 pages, 7 figures

Journal ref: Physics of the Dark Universe 53, 102434 (2026)

DOI: 10.1016/j.dark.2026.102434

Code: https://github.com/lesgourg/class

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

Terminology

Hubble Tension — 20× in this paper · explained in 9 episodes
Matter Power Spectrum — 6× in this paper · explained in 2 episodes
Atacama Cosmology Telescope — 5× in this paper
Clustering — 5× in this paper · explained in 2 episodes
ACT Data — 4× in this paper · explained in 1 episode
Gravitational Lensing — 4× in this paper · explained in 2 episodes
Decoupling — 3× in this paper · explained in 2 episodes
Anisotropy — 2× in this paper · explained in 3 episodes
Consistency — 2× in this paper · explained in 3 episodes
Cosmic Microwave Background — 2× in this paper
Fine-Tuning — 2× in this paper · explained in 5 episodes
Weak Lensing — 2× in this paper · explained in 2 episodes
Cosmic Linear Anisotropy Solving System — 1× in this paper
Markov Chain Monte Carlo — 1× in this paper
Quintessence — 1× in this paper · explained in 2 episodes
Trace — 1× in this paper · explained in 2 episodes

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