Spectator Axions in String Inflation and Primordial Black Holes

arXiv:2607.27361 · hep-th, astro-ph.CO, gr-qc, hep-ph · Submitted 2026-07-29 · Read on arXiv

Michele Cicoli, Dario L. Lorenzoni, Evan McDonough, Francisco G. Pedro

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

Submitted: 2026-07-29

Comments: 24 pages, 10 figures

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

Terminology

Reheating — 8× in this paper · explained in 2 episodes
Quintessence — 5× in this paper · explained in 2 episodes
Consistency — 4× in this paper · explained in 3 episodes
Non-Gaussianity — 3× in this paper · explained in 2 episodes
Bispectrum — 2× in this paper · explained in 3 episodes
Nonminimal coupling — 2× in this paper · explained in 2 episodes
Primordial Black Holes (PBHs) — 2× in this paper · explained in 7 episodes
Robustness — 2× in this paper · explained in 5 episodes
Superradiance — 2× in this paper · explained in 3 episodes
Abundance — 1× in this paper · explained in 1 episode
Aperture — 1× in this paper · explained in 1 episode
Clustering — 1× in this paper · explained in 2 episodes
Core — 1× in this paper · explained in 2 episodes
Decoupling — 1× in this paper · explained in 2 episodes
Fine-Tuning — 1× in this paper · explained in 5 episodes
Little Red Dots — 1× in this paper · explained in 2 episodes
alpha — 1× in this paper · explained in 1 episode

Sources

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