A fake instability in string inflation

DOI10.1088/1361-6382/AC8C18OpenAlexW3184327186MaRDI QIDQ5867538

Francesco Muia, Veronica Guidetti, Francisco G. Pedro, Michele Cicoli, Gian Paolo Vacca

Publication date: 14 September 2022

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2107.12392

zbMATH Keywords

string cosmologystring inflationisocurvature perturbations

Mathematics Subject Classification ID

Relativistic cosmology (83F05) String and superstring theories; other extended objects (e.g., branes) in quantum field theory (81T30) Kähler manifolds (32Q15) Perturbations in context of PDEs (35B20) Methods of global Riemannian geometry, including PDE methods; curvature restrictions (53C21) Affine fibrations (14R25)

Related Items (1)

String cosmology: from the early universe to today

Cites Work

• General analysis of LARGE volume scenarios with string loop moduli stabilisation
• Global embedding of fibre inflation models
• \(\alpha'\) inflation: moduli stabilisation and observable tensors from higher derivatives
• A geometrical upper bound on the inflaton range
• Chiral global embedding of fibre inflation models
• Oscillons from string moduli
• Fibre inflation and \(\alpha\)-attractors
• Toric \(K3\)-fibred Calabi-Yau manifolds with del Pezzo divisors for string compactifications
• A new type of isotropic cosmological models without singularity
• A geometrical instability for ultra-light fields during inflation?
• Reheating and dark radiation after fibre inflation
• Geometrical destabilisation of ultra-light axions in string inflation

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