Gravitational Waves from Reheating beyond Instantaneous Thermalization

arXiv:2609.01480 · hep-ph, astro-ph.CO, hep-th · Submitted 2026-09-01 · Read on arXiv

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

Submitted: 2026-09-01

Updated: 2026-09-01

Terminology

• Reheating — 86× in this paper · explained in 2 episodes
• Benchmark — 7× in this paper · explained in 2 episodes
• Anisotropy — 5× in this paper · explained in 3 episodes
• Momentum transfer — 5× in this paper · explained in 2 episodes
• Abundance — 1× in this paper · explained in 1 episode
• Accuracy — 1× in this paper · explained in 1 episode
• Boltzmann Equation — 1× in this paper · explained in 2 episodes
• Frequency Dependence — 1× in this paper · explained in 2 episodes
• Homogeneity — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• Reheating in Inflationary Cosmology: Theory and Applications
• Nonperturbative Dynamics Of Reheating After Inflation: A Review
• Cosmological Constraints on Late-time Entropy Production
• MeV-scale Reheating Temperature and Thermalization of Neutrino Background
• What is the lowest possible reheating temperature?
• Bounds on very low reheating scenarios after Planck
• MeV-scale reheating temperature and thermalization of oscillating neutrinos by radiative and hadronic decays of massive particles
• Current constraints on cosmological scenarios with very low reheating temperatures
• The First Three Seconds: a Review of Possible Expansion Histories of the Early Universe
• Gravitational wave background from Standard Model physics: Qualitative features
• Gravitational wave background from Standard Model physics: Complete leading order
• Thermal Emission of Gravitational Waves from Weak to Strong Coupling
• Freezing-In Gravitational Waves
• Testing BSM Physics with Gravitational Waves
• Upper Bound on Thermal Gravitational Wave Backgrounds from Hidden Sectors
• Double-graviton production from Standard Model plasma
• Gravitational Waves as a Big Bang Thermometer
• Gravitational wave background from non-Abelian reheating after axion-like inflation
• Thermal Gravitational Waves During Reheating
• Stochastic Gravitational Waves from Particle Origin

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