Axion Misalignment Across First-Order Phase Transitions

arXiv:2607.01333 · hep-ph, astro-ph.CO · Submitted 2026-07-01 · Read on arXiv

Galymzhan Baltabay, Francesco D'Eramo, Ville Vaskonen

hep-ph, astro-ph.CO

Submitted: 2026-07-01

Comments: 18 pages, 14 figures

Code: https://github.com/baltabaygal/axion-fopt

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

Terminology

• Abundance — 41× in this paper · explained in 1 episode
• Matter Power Spectrum — 6× in this paper · explained in 2 episodes
• Superradiance — 4× in this paper · explained in 3 episodes
• Phase Transitions — 3× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Benchmark — 2× in this paper · explained in 2 episodes
• Dynamical regimes — 2× in this paper · explained in 2 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Conservation Laws — 1× in this paper · explained in 3 episodes
• Core — 1× in this paper · explained in 2 episodes
• Decoupling — 1× in this paper · explained in 2 episodes
• Degeneracy — 1× in this paper · explained in 3 episodes
• Domain Walls — 1× in this paper · explained in 2 episodes
• Reheating — 1× in this paper · explained in 2 episodes
• Stochastic Dynamics — 1× in this paper · explained in 2 episodes
• Symmetry Breaking — 1× in this paper · explained in 3 episodes
• Topological Defects — 1× in this paper · explained in 2 episodes

Sources

• Axions In String Theory
• String Axiverse
• The type IIB string axiverse and its low-energy phenomenology
• Particle Dark Matter: Evidence, Candidates and Constraints
• Dark Matter
• Axion Cosmology
• Axion Cosmology
• Axion String Constraints
• Long-term dynamics of cosmological axion strings
• Axions from Strings: the Attractive Solution
• Early-Universe Simulations of the Cosmological Axion
• The scaling density of axion strings
• More Axions from Strings
• Dark Matter from Axion Strings with Adaptive Mesh Refinement
• Axion Dark Matter from Cosmic String Network
• More Scalings from Cosmic Strings
• Axion mass prediction from adaptive mesh refinement cosmological lattice simulations
• Axion dark matter from first-order phase transition, and very high energy photons from GRB 221009A
• Bubble Misalignment Mechanism for Axions
• Axion Relic Pockets -- a theory of dark matter

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• A Unified Bogoliubov Approach to Primordial Gravitational Waves: From Inflation to Reheating
• Probing Memory-Burdened Primordial Black Holes with High-Energy Neutrinos
• Enhanced Dark Matter Quantum Sensing via Phase-Space Geometric Interferometry
• Axions as Dark Matter, Dark Energy, and Dark Radiation