Nambu-Goldstone emissions from the cosmological evolution of global monopoles

arXiv:2607.22481 · hep-ph, astro-ph.CO · Submitted 2026-07-24 · Read on arXiv

Yukihiro Kanda, Naoya Kitajima

hep-ph, astro-ph.CO

Submitted: 2026-07-24

Comments: 8pages, 7 figures, 2 tables

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

Terminology

• Abundance — 21× in this paper · explained in 1 episode
• Core — 5× in this paper · explained in 2 episodes
• Topological Defects — 4× in this paper · explained in 2 episodes
• Domain Walls — 3× in this paper · explained in 2 episodes
• Initial Data — 2× in this paper · explained in 2 episodes
• Superradiance — 2× in this paper · explained in 3 episodes
• Symmetry Breaking — 2× in this paper · explained in 3 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Phase Transitions — 1× in this paper · explained in 2 episodes

Sources

• Evolution of Axionic Strings and Spectrum of Axions Radiated from Them
• Axion Radiation from Strings
• Improved estimation of radiated axions from cosmological axionic strings
• Multimodal axion emissions from Abelian-Higgs cosmic strings
• Dark Photon Dark Matter from a Network of Cosmic Strings
• Dark Photon Dark Matter from Cosmic Strings and Gravitational Wave Background
• Nanohertz gravitational waves from cosmic strings and dark photon dark matter
• Axion dark matter from topological defects
• More Axions from Strings
• Axions from Strings: the Attractive Solution
• Long-term dynamics of cosmological axion strings
• Dark Matter from Axion Strings with Adaptive Mesh Refinement
• Spectrum of global string networks and the axion dark matter mass
• Axion mass prediction from adaptive mesh refinement cosmological lattice simulations
• The scaling density of axion strings
• Approach to scaling in axion string networks
• Scaling density of axion strings in terasite simulations
• The (in)stability of global monopoles revisited
• Cosmological Evolution of Global Monopoles
• Scaling property and peculiar velocity of global monopoles

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