Galaxy bias and primordial non-Gaussianity: insights from galaxy formation simulations with IllustrisTNG

DOI10.1088/1475-7516/2020/12/013zbMath1484.85004arXiv2006.09368OpenAlexW3110992659MaRDI QIDQ5027076

Annalisa Pillepich, Fabian Schmidt, Dylan Nelson, Giovanni Cabass, Alexandre Barreira

Publication date: 3 February 2022

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

Full work available at URL: https://arxiv.org/abs/2006.09368

zbMATH Keywords

galaxy surveysredshift surveyscosmological parameters from LSShydrodynamical simulations

Mathematics Subject Classification ID

Classification and discrimination; cluster analysis (statistical aspects) (62H30) Relativistic cosmology (83F05) Gravitational energy and conservation laws; groups of motions (83C40) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Perturbations in context of PDEs (35B20) Galactic and stellar structure (85A15)

Related Items (4)

Hybrid-basis inference for large-scale galaxy clustering: combining spherical and Cartesian Fourier analyses ⋮ Local primordial non-Gaussianity in the relativistic galaxy bispectrum ⋮ Primordial non-Gaussianity from biased tracers: likelihood analysis of real-space power spectrum and bispectrum ⋮ Responses of Halo Occupation Distributions: a new ingredient in the halo model & the impact on galaxy bias

Uses Software

• CAMB
• NGenIC

Cites Work

• Large-scale structure of the universe and cosmological perturbation theory
• Large-scale galaxy bias
• Mass function and bias of dark matter halos for non-Gaussian initial conditions
• Gas distribution, metal enrichment and baryon fraction in Gaussian and non-Gaussian universes
• Primordial non-Gaussianity from the large-scale structure

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