The Pull of Stasis: A Study of the Dynamics of the Thermal Stasis Attractor

arXiv:2607.23965 · astro-ph.CO, hep-ph · Submitted 2026-07-27 · Read on arXiv

Jonah Barber, Keith R. Dienes, Brooks Thomas

astro-ph.CO, hep-ph

Submitted: 2026-07-27

Comments: 36 pages, LaTeX, 8 figures, 2 tables

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

Terminology

• Abundance — 40× in this paper · explained in 1 episode
• Consistency — 16× in this paper · explained in 3 episodes
• Standard Model — 2× in this paper
• Boltzmann Equation — 1× in this paper · explained in 2 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Self-consistency — 1× in this paper · explained in 2 episodes

Sources

• The First Three Seconds: a Review of Possible Expansion Histories of the Early Universe
• Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies
• Conversations and Deliberations: Non-Standard Cosmological Epochs and Expansion Histories
• Stasis in an Expanding Universe: A Recipe for Stable Mixed-Component Cosmological Eras
• Stasis, Stasis, Triple Stasis
• Primordial Black Holes Place the Universe in Stasis
• Cosmological Stasis from Dynamical Scalars: Tracking Solutions and the Possibility of a Stasis-Induced Inflation
• On the Generality and Persistence of Cosmological Stasis
• Cosmological Stasis from a Single Annihilating Particle Species: Extending Stasis Into the Thermal Domain
• Betwixt Annihilation and Decay: The Hidden Structure of Cosmological Stasis
• Cosmological Stasis from Field-Dependent Decay
• Spotting Stasis in Cosmological Perturbations
• Setting up stasis with gravitational interactions
• Primordial Black Holes and their Mass Spectra: The Effects of Mergers and Accretion within Stasis Cosmologies
• Gravitational Wave Signatures of Cosmological Stasis: A Unified Spectral Template
• Detecting Cosmological Stasis with Future Gravitational Wave Observatories
• Cosmological Constraints on Secluded Dark Radiation
• The LBT Y$_\mathrm{p}$ Project IV: A New Value of the Primordial Helium Abundance
• The LBT $Y_{\rm p}$ Project V: Cosmological Implications of a New Determination of Primordial $^4$He
• Annihilation Signatures of Hidden Sector Dark Matter Within Early-Forming Microhalos

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