Euclid: modelling massive neutrinos in cosmology—a code comparison
The measurement of the absolute neutrino mass scale from cosmological large-scale
clustering data is one of the key science goals of the Euclid mission. Such a measurement …
clustering data is one of the key science goals of the Euclid mission. Such a measurement …
DEMNUni: the imprint of massive neutrinos on the cross-correlation between cosmic voids and CMB lensing
Cosmic voids are a powerful probe of cosmology and are one of the core observables of
upcoming galaxy surveys. The cross-correlations between voids and other large-scale …
upcoming galaxy surveys. The cross-correlations between voids and other large-scale …
DEMNUni: disentangling dark energy from massive neutrinos with the void size function
Cosmic voids, the underdense regions in the Universe, are impacted by dark energy and
massive neutrinos. In this work, relying on the DEMNUni suite of cosmological simulations …
massive neutrinos. In this work, relying on the DEMNUni suite of cosmological simulations …
Nonlinear power spectrum and forecasts for a generalized cubic covariant Galileon
To fully exploit the data from next generation surveys, we need an accurate modeling of the
matter power spectrum up to nonlinear scales. Therefore in this work we present the halo …
matter power spectrum up to nonlinear scales. Therefore in this work we present the halo …
COVMOS: a new Monte Carlo approach for galaxy clustering analysis
We validate the COVMOS method introduced in our previous study allowing for the fast
simulation of catalogues of different cosmological field tracers (eg dark matter particles …
simulation of catalogues of different cosmological field tracers (eg dark matter particles …
Euclid preparation-LIV. Sensitivity to neutrino parameters
Context. The Euclid mission of the European Space Agency will deliver weak gravitational
lensing and galaxy clustering surveys that can be used to constrain the standard …
lensing and galaxy clustering surveys that can be used to constrain the standard …
Cosmic background neutrinos deflected by gravity: DEMNUni simulation analysis
The local supercluster acts as a gravity deflection source for cosmic background neutrinos.
This deflection by gravity changes the neutrino helicity and therefore has important …
This deflection by gravity changes the neutrino helicity and therefore has important …
One trick to treat them all: SuperEasy linear response for any hot dark matter in N-body simulations
We generalise the SuperEasy linear response method, originally developed to describe
massive neutrinos in cosmological N-body simulations, to any subdominant hot dark matter …
massive neutrinos in cosmological N-body simulations, to any subdominant hot dark matter …
Euclid preparation-XLIV. Modelling spectroscopic clustering on mildly nonlinear scales in beyond-ΛCDM models
Context. The Euclid space satellite mission will measure the large-scale clustering of
galaxies at an unprecedented precision, providing a unique probe of modifications to the …
galaxies at an unprecedented precision, providing a unique probe of modifications to the …
Modelling the next-to-leading order matter three-point correlation function using FFTLog
The study of higher-order statistics, particularly 3-point statistics, of the Large Scale Structure
(LSS) of the Universe provides us with unique information on the biasing relation between …
(LSS) of the Universe provides us with unique information on the biasing relation between …