Detecting the relativistic bispectrum in 21cm intensity maps

DOI10.1088/1475-7516/2021/06/039zbMath1485.83027arXiv2009.06197OpenAlexW3084656448MaRDI QIDQ5028761

Chris Clarkson, Sheean Jolicoeur, Obinna Umeh, Roy Maartens, Stefano Camera, Eline M. de Weerd

Publication date: 10 February 2022

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

Full work available at URL: https://arxiv.org/abs/2009.06197

zbMATH Keywords

power spectrumredshift surveyscosmological parameters from LSS

Mathematics Subject Classification ID

Signal detection and filtering (aspects of stochastic processes) (60G35) Diffraction, scattering (78A45) Electromagnetic fields in general relativity and gravitational theory (83C50)

Related Items (2)

Testing the equivalence principle on cosmological scales using the odd multipoles of galaxy cross-power spectrum and bispectrum ⋮ Including relativistic and primordial non-Gaussianity contributions in cosmological simulations by modifying the initial conditions

Uses Software

• CLASS

Cites Work

• Large-scale galaxy bias
• Observed galaxy number counts on the light cone up to second order: III. Magnification bias
• Imprints of local lightcone \ projection effects on the galaxy bispectrum. Part II
• Imprints of local lightcone projection effects on the galaxy bispectrum. Part III. Relativistic corrections from nonlinear dynamical evolution on large-scales
• Non-Gaussianities due to relativistic corrections to the observed galaxy bispectrum
• A general relativistic signature in the galaxy bispectrum: the local effects of observing on the lightcone
• Imprint of non-linear effects on HI intensity mapping on large scales
• Full-sky bispectrum in redshift space for 21cm intensity maps
• Detecting the relativistic galaxy bispectrum
• The relativistic dipole and gravitational redshift on LSS
• CLASS

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