Quantifying baryon effects on the matter power spectrum and the weak lensing shear correlation

Feedback processes from baryons are expected to strongly affect weak-lensing observables of current and future cosmological surveys. In this paper we present a new parametrisation of halo profiles based on gas, stellar, and dark matter density components. This parametrisation is used to modify outpu...

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Detalles Bibliográficos
Main Authors: Schneider, A, Teyssier, R, Stadel, J, Chisari, N, Brun, A, Amara, A, Refregier, A
Formato: Journal article
Idioma:English
Publicado: IOP Publishing 2019