Bimodal mass primordial black holes in three-field inflation

arXiv:2609.32572 · astro-ph.CO, gr-qc, hep-th · Submitted 2026-09-26 · Read on arXiv

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

Submitted: 2026-09-26

Updated: 2026-09-26

Comments: 10 pages, 6 figures

Code: https://github.com/mehdinzj/curvature-power-spectrum-three-field-inflation

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

Terminology

• Phase Transitions — 3× in this paper · explained in 2 episodes
• Abundance — 2× in this paper · explained in 1 episode
• Fine-Tuning — 2× in this paper · explained in 5 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Bispectrum — 1× in this paper · explained in 3 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Non-Gaussianity — 1× in this paper · explained in 2 episodes
• Primordial Black Holes (PBHs) — 1× in this paper · explained in 7 episodes

Sources

• Planck 2018 results. X. Constraints on inflation
• Multi-Field Inflation from String Theory
• The string swampland constraints require multi-field inflation
• On the importance of heavy fields during inflation
• Cumulative effects in inflation with ultra-light entropy modes
• Isocurvature Perturbations in Multiple Inflationary Models
• Primordial Black Holes from a tiny bump/dip in the Inflaton potential
• Primordial black hole formation with non-Gaussian curvature perturbations
• Accounting for scalar non-Gaussianity in secondary gravitational waves
• Seeding primordial black holes in multifield inflation
• Turning in the landscape: a new mechanism for generating Primordial Black Holes
• GWTC-4.0: Updating the Gravitational-Wave Transient Catalog with Observations from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run
• Double inflation as a single origin of primordial black holes for all dark matter and LIGO observations
• Black hole formation from a general quadratic action for inflationary primordial fluctuations
• Large-$N$ Random Matrix Gravity and the Double Hierarchy Problem
• Moving Five-Branes in Low-Energy Heterotic M-Theory
• Adiabatic and Isocurvature Perturbations for Multifield Generalized Einstein Models
• Curvature and isocurvature perturbations in two-field inflation
• Strongly Coupled Perturbations in Two-Field Inflationary Models
• The Importance of Slow-roll Corrections During Multi-field Inflation

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