Rescuing Overabundant Dark Matter with a Strongly First Order Phase Transition in the Dark Sector

arXiv:2602.16822 · hep-ph, astro-ph.CO, hep-th · Submitted 2026-02-18 · Read on arXiv

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

Submitted: 2026-02-18

Updated: 2026-09-08

Comments: 13 pages, 2 figures. Final published version

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

Terminology

• Abundance — 33× in this paper · explained in 1 episode
• Benchmark — 15× in this paper · explained in 2 episodes
• Phase Transitions — 9× in this paper · explained in 2 episodes
• Reheating — 5× in this paper · explained in 2 episodes
• Standard Model — 3× in this paper
• Symmetry Breaking — 2× in this paper · explained in 3 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Exposure of the LUX-ZEPLIN — 1× in this paper

Sources

• Particle Dark Matter: Evidence, Candidates and Constraints
• Direct Detection of WIMP Dark Matter: Concepts and Status
• A review of indirect searches for particle dark matter
• Dark Matter Searches at Colliders
• Secluded WIMP Dark Matter
• Dark Matter and Dark Radiation
• The Four Basic Ways of Creating Dark Matter Through a Portal
• Dark Sectors and New, Light, Weakly-Coupled Particles
• The Dark Photon
• Illuminating Dark Photons with High-Energy Colliders
• Discovery Prospects for a Minimal Dark Matter Model at Cosmic and Intensity Frontier Experiments
• Indirect Dark Matter Signatures in the Cosmic Dark Ages I. Generalizing the Bound on s-wave Dark Matter Annihilation from Planck
• Enhanced Dark Matter Abundance in First-Order Phase Transitions
• Forbidden dark matter assisted by first-order phase transition and associated gravitational waves
• Physical Parameters and Renormalization of U(1)_a x U(1)_b Models
• Implications of Generalized Z-Z' Mixing
• The Physics of Heavy Z' Gauge Bosons
• Planck 2018 results. VI. Cosmological parameters
• First Dark Matter Search Results from the XENON1T Experiment
• Dark Matter Search Results from 4.2 Tonne-Years of Exposure of the LUX-ZEPLIN (LZ) Experiment

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• Enhanced Dark Matter Quantum Sensing via Phase-Space Geometric Interferometry
• Axions as Dark Matter, Dark Energy, and Dark Radiation