Secondary anisotropies in CMB, skew-spectra and Minkowski Functionals
Author(s) -
D. Munshi,
Peter Coles,
Alan Heavens
Publication year - 2012
Publication title -
monthly notices of the royal astronomical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.058
H-Index - 383
eISSN - 1365-8711
pISSN - 0035-8711
DOI - 10.1093/mnras/sts232
Subject(s) - cosmic microwave background , physics , planck , trispectrum , non gaussianity , astrophysics , gravitational lens , cosmic background radiation , bispectrum , cosmic variance , cosmology , estimator , minkowski space , cmb cold spot , spectral line , noise (video) , weak gravitational lensing , spectral density , anisotropy , galaxy , optics , statistics , redshift , quantum mechanics , mathematics , artificial intelligence , computer science , image (mathematics)
Secondary contributions to the anisotropy of the cosmic microwave background (CMB), such as the integrated Sachs–Wolfe (ISW) effect, the thermal Sunyaev–Zel’dovich (tSZ) effect, and the effect of gravitational lensing, have distinctive non-Gaussian signatures, and full descriptions therefore require information beyond that contained in their power spectra. The Minkowski Functionals (MF) are well-k...
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