Classical cosmological collider physics and primordial features

DOI10.1088/1475-7516/2022/08/083OpenAlexW4228997329MaRDI QIDQ5104205

Xingang Chen, Reza Ebadi, Soubhik Kumar

Publication date: 9 September 2022

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

Full work available at URL: https://arxiv.org/abs/2205.01107

zbMATH Keywords

inflationcosmology of theories beyond the SMnon-Gaussianity

Mathematics Subject Classification ID

Unified quantum theories (81V22) Signal detection and filtering (aspects of stochastic processes) (60G35) Oscillation, zeros of solutions, mean value theorems, etc. in context of PDEs (35B05) Geometrodynamics and the holographic principle (83E05) Set functions and measures and integrals in infinite-dimensional spaces (Wiener measure, Gaussian measure, etc.) (28C20) Nonselfadjoint operator theory in quantum theory including creation and destruction operators (81Q12)

Related Items

Gravitational wave probes of massive gauge bosons at the cosmological collider, Primordial clocks within stochastic gravitational wave anisotropies, Continuous spectrum on cosmological collider, Probing the initial state of inflation: analytical structure of cosmological correlators, Inflation correlators at the one-loop order: nonanalyticity, factorization, cutting rule, and OPE, Closed-form formulae for inflation correlators, Parity-odd and even trispectrum from axion inflation, Helical inflation correlators: partial Mellin-Barnes and bootstrap equations, Bootstrapping one-loop inflation correlators with the spectral decomposition, Bootstrapping multi-field inflation: non-Gaussianities from light scalars revisited, Nonanalyticity and on-shell factorization of inflation correlators at all loop orders, Cosmological bootstrap in slow motion

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