Strongest constraints on dark acoustic oscillations from the Lyman-alpha forest

arXiv:2606.28482 · astro-ph.CO, hep-ph · Submitted 2026-06-26 · Read on arXiv

Zhihan Yuan, Caleb Gemmell, Keir K. Rogers, Jared Barron, Sandip Roy, David Curtin, Norman Murray

astro-ph.CO, hep-ph

Submitted: 2026-06-26

Comments: 25 pages, 14 figures

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

Terminology

• Matter Power Spectrum — 20× in this paper · explained in 2 episodes
• alpha — 17× in this paper · explained in 1 episode
• Bayesian Optimization — 9× in this paper · explained in 3 episodes
• AGN — 5× in this paper · explained in 1 episode
• Active Learning — 4× in this paper · explained in 6 episodes
• Latent Space — 4× in this paper · explained in 7 episodes
• AGN Feedback — 2× in this paper · explained in 1 episode
• Abundance — 2× in this paper · explained in 1 episode
• Bayesian Inference — 2× in this paper · explained in 5 episodes
• Degeneracy — 2× in this paper · explained in 3 episodes
• Gaussian Processes (GPs) — 2× in this paper · explained in 2 episodes
• Hubble Tension — 2× in this paper · explained in 9 episodes
• Latent Representation — 2× in this paper · explained in 2 episodes
• Loss Function — 2× in this paper · explained in 2 episodes
• Reheating — 2× in this paper · explained in 2 episodes
• Uncertainty Quantification — 2× in this paper · explained in 8 episodes
• Active Galactic Nuclei (AGN) — 1× in this paper · explained in 1 episode
• Adam — 1× in this paper · explained in 2 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Hybrid Approach — 1× in this paper · explained in 4 episodes
• Kullback-Leibler (KL) Divergence — 1× in this paper · explained in 3 episodes
• N-body simulations — 1× in this paper · explained in 2 episodes
• Non-stationarity — 1× in this paper · explained in 2 episodes
• Simulation-based Inference — 1× in this paper · explained in 2 episodes
• Society of Photo-Optical Instrumentation Engineers — 1× in this paper
• Systematic Bias — 1× in this paper · explained in 3 episodes
• Trace — 1× in this paper · explained in 2 episodes
• Warm Dark Matter (WDM) — 1× in this paper · explained in 3 episodes

Sources

• Planck 2018 results. VI. Cosmological parameters
• Search for dark matter from the first data of the PandaX-II experiment
• Dark Matter Search Results from 4.2 Tonne-Years of Exposure of the LUX-ZEPLIN (LZ) Experiment
• XENONnT WIMP Search: Signal & Background Modeling and Statistical Inference
• Atomic Dark Matter
• The Cosmology of Atomic Dark Matter
• Constraints on Large-Scale Dark Acoustic Oscillations from Cosmology
• Partially Acoustic Dark Matter, Interacting Dark Radiation, and Large Scale Structure
• Mirror Twin Higgs Cosmology: Constraints and a Possible Resolution to the $H_0$ and $S_8$ Tensions
• The $H_0$ Olympics: A fair ranking of proposed models
• Stepped Partially Acoustic Dark Matter, Large Scale Structure, and the Hubble Tension
• Dark Acoustic Oscillations as an Early-Universe Explanation of the DESI Anomaly
• Dark Acoustic Oscillations and the Hubble Tension
• Constraining Dark Acoustic Oscillations with the High-Redshift UV Luminosity Function
• Pushing the Limits of Atomic Dark Matter: First-Principles Recombination Rates and Cosmological Constraints
• Simulating Atomic Dark Matter in Milky Way Analogues
• Dissipative Dark Substructure: The Consequences of Atomic Dark Matter on Milky Way Analog Subhalos
• Aggressively-Dissipative Dark Dwarfs: The Effects of Atomic Dark Matter on the Inner Densities of Isolated Dwarf Galaxies
• Probing Atomic Dark Matter with Stellar Streams in Milky Way-Mass Galaxies
• Direct Detection of Atomic Dark Matter in White Dwarfs

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