The curvature perturbation in a box

Abstract

The stochastic properties of cosmological perturbations are best defined through the Fourier expansion in a finite box. I discuss the reasons for that with reference the curvature perturbation, and explore some issues arising from it.

as published

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Cited by in corpus (90)

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• Breakdown of Semiclassical Methods in de Sitter Space
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• A General Analysis of Non-Gaussianity from Isocurvature Perturbations
• Moment transport equations for non-Gaussianity
• Preheating and the non-gaussianity of the curvature perturbation
• Non-gaussianity from the trispectrum and vector field perturbations
• Inflationary Infrared Divergences: Geometry of the Reheating Surface vs. delta N Formalism
• The Graviton Propagator in de Donder Gauge on de Sitter Background
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• Non-gaussianity at tree and one-loop levels from vector field perturbations
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• One-loop graviton corrections to the curvature perturbation from inflation
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• On the Issue of the ζSeries Convergence and Loop Corrections in the Generation of Observable Primordial Non-Gaussianity in Slow-Roll Inflation. Part II: the Trispectrum
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• Non-Gaussianity from Baryon Asymmetry
• Quantum Gravitational Effects on Massive Fermions during Inflation I
• CMB constraint on non-Gaussianity in isocurvature perturbations
• Inflationary power asymmetry from primordial domain walls
• Non-Gaussianity from Isocurvature Perturbations : Analysis of Trispectrum
• Contribution of the hybrid inflation waterfall to the primordial curvature perturbation
• The Hubble Effective Potential
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• Failure of Perturbation Theory Near Horizons: the Rindler Example
• Tachyon Mediated Non-Gaussianity
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• Loop Corrections to Cosmological Perturbations in Multi-field Inflationary Models
• Large-Scale Suppression from Stochastic Inflation
• The Quantum Corrected Mode Function and Power Spectrum for a Scalar Field during Inflation
• Quantum Effects of Mass on Scalar Field Correlations and Fluctuations during Inflation
• Magnetogenesis and the primordial non-gaussianity
• Scale-dependent hemispherical asymmetry from general initial state during inflation
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• Primordial inhomogeneities from massive defects during inflation
• Alternate Definitions of Loop Corrections to the Primordial Power Spectra
• Radiative Corrections from Heavy Fast-Roll Fields during Inflation
• Modulation of the waterfall by a gauge field
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• Higher moments of primordial non-Gaussianity and N-body simulations
• Initial states and infrared physics in locally de Sitter spacetime
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• Trapping effects in inflation: blue spectrum at small scales
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