TransPlanckian Censorship on Dark Dimension Inflation

arXiv:2607.22442 · hep-th, astro-ph.CO · Submitted 2026-07-24 · Read on arXiv

Luis A. Anchordoqui, Ignatios Antoniadis, Jules Cunat

hep-th, astro-ph.CO

Submitted: 2026-07-24

Comments: 34 pages with 3 figures

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

Terminology

• Reheating — 30× in this paper · explained in 2 episodes
• Benchmark — 2× in this paper · explained in 2 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Bispectrum — 1× in this paper · explained in 3 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Grand Unified Theory — 1× in this paper
• Homogeneity — 1× in this paper · explained in 2 episodes
• Unified Framework — 1× in this paper · explained in 5 episodes

Sources

• Trans-Planckian Censorship and the Swampland
• The Swampland: Introduction and Review
• Lectures on the Swampland Program in String Compactifications
• Trans-Planckian Censorship and Inflationary Cosmology
• Trans-Planckian Censorship Conjecture and Early Universe Cosmology
• TCC in the interior of moduli space and its implications for the string landscape and cosmology
• Breaking Free from the Swampland of Impossible Universes through the DESI Portal
• Planck 2018 results. VI. Cosmological parameters
• Lectures on the string landscape and the Swampland
• A species scale-driven breakdown of effective field theory in time-dependent string backgrounds
• Universal Upper Bound on the Inflationary Energy Scale from the Trans-Planckian Censorship Conjecture
• The Dark Dimension and the Swampland
• Two Micron-Size Dark Dimensions
• AdS and the Swampland
• Aspects of the Dark Dimension in Cosmology
• Large extra dimensions from higher-dimensional inflation
• Planck 2018 results. I. Overview and the cosmological legacy of Planck
• Investigating the Origin of CMB Large-Scale Features Using LiteBIRD and CMB-S4
• On Effective Degrees of Freedom in the Early Universe
• MeV-scale reheating temperature and thermalization of oscillating neutrinos by radiative and hadronic decays of massive particles

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