Research Paper#Cosmology, Axion Dark Matter, Domain Walls, Quantum Field Theory🔬 ResearchAnalyzed: Jan 3, 2026 18:51
Axion Domain Walls and Thermal Friction
Published:Dec 29, 2025 12:45
•1 min read
•ArXiv
Analysis
This paper addresses the challenges in accurately predicting axion dark matter abundance, a crucial problem in cosmology. It highlights the limitations of existing simulation-based approaches and proposes a new analytical framework based on non-equilibrium quantum field theory to model axion domain wall networks. This is significant because it aims to improve the precision of axion abundance calculations, which is essential for understanding the nature of dark matter and the early universe.
Key Takeaways
- •Addresses the limitations of existing simulation-based methods for axion dark matter abundance calculations.
- •Proposes a new analytical framework based on non-equilibrium quantum field theory.
- •Focuses on deriving effective Fokker-Planck equations for domain wall networks.
- •Discusses the relevance of thermal, self-interactions, plasma-induced and quantum effects.
Reference
“The paper focuses on developing a new analytical framework based on non-equilibrium quantum field theory to derive effective Fokker-Planck equations for macroscopic quantities of axion domain wall networks.”