Lattice simulations of inflation

DOI10.1088/1475-7516/2021/12/010zbMath1487.83116arXiv2102.06378OpenAlexW4205437694MaRDI QIDQ5064651

E. Komatsu, Angelo Caravano, Jochen Weller, Kaloian D. Lozanov

Publication date: 16 March 2022

Published in: Journal of Cosmology and Astroparticle Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2102.06378

zbMATH Keywords

inflationphysics of the early universe

Mathematics Subject Classification ID

Geometrodynamics and the holographic principle (83E05) Lattice gravity, Regge calculus and other discrete methods in general relativity and gravitational theory (83C27) Mathematical modeling or simulation for problems pertaining to relativity and gravitational theory (83-10)

Related Items (7)

Amplification of primordial perturbations from the rise or fall of the inflaton ⋮ Lattice simulation of multi-stream inflation ⋮ Questions on calculation of primordial power spectrum with large spikes: the resonance model case ⋮ Dissipative inflation via scalar production ⋮ Axion inflation in the strong-backreaction regime: decay of the Anber-Sorbo solution ⋮ A flashing beacon in axion inflation: recurring bursts of gravitational waves in the strong backreaction regime ⋮ Analytic correlation of inflationary potential to power spectrum shape: limits of validity, and `no-go' for small field model analytics

Uses Software

• Unnamed Item
• PSpectRe
• DEFROST
• PyCOOL
• Ffteasy
• GFiRe
• CosmoLattice

Cites Work

• Unnamed Item
• Unnamed Item
• \texttt{LATTICEEASY}: A program for lattice simulations of scalar fields in an expanding universe
• Perturbations in chromo-natural inflation
• Schwinger effect by an SU(2) gauge field during inflation
• Production and backreaction of spin-2 particles of SU(2) gauge field during inflation
• Gauge-flation: inflation from non-abelian gauge fields
• A new type of isotropic cosmological models without singularity
• Robustness of inflation to inhomogeneous initial conditions
• GFiRe—Gauge Field integrator for Reheating
• Inflationary universe: A possible solution to the horizon and flatness problems
• Stencils with isotropic discretization error for differential operators
• Ffteasy
• GFiRe

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