The intrinsic bispectrum of the CMB from isocurvature initial conditions

DOI10.1088/1475-7516/2021/08/046zbMath1492.83086arXiv2104.10204OpenAlexW3154123734MaRDI QIDQ5070241

Karim A. Malik, Pedro Carrilho

Publication date: 11 April 2022

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

Full work available at URL: https://arxiv.org/abs/2104.10204

zbMATH Keywords

non-Gaussianityphysics of the early universeCMBR theorycosmological parameters from CMBR

Mathematics Subject Classification ID

Measures of association (correlation, canonical correlation, etc.) (62H20) Relativistic cosmology (83F05) Spectrum, resolvent (47A10) Geometrodynamics and the holographic principle (83E05) Quantum optics (81V80) Classical and relativistic thermodynamics (80A10) Methods of global Riemannian geometry, including PDE methods; curvature restrictions (53C21) Set functions and measures and integrals in infinite-dimensional spaces (Wiener measure, Gaussian measure, etc.) (28C20)

Uses Software

• CLASS

Cites Work

• Weak lensing of the CMB
• The radiative transfer at second order: a full treatment of the Boltzmann equation with polarization
• Isocurvature initial conditions for second order Boltzmann solvers
• Exploring compensated isocurvature perturbations with CMB spectral distortion anisotropies
• Magnetogenesis from isocurvature initial conditions
• CLASS

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