La matière noire de la toile cosmique révélée par l’effet de lentille gravitationnelle
Une nouvelle étape a été franchie dans le domaine des lentilles gravitationnelles faibles (weak…
Category: Weak gravitational lensing
Une gigantesque cartographie du ciel et un jeu considérable de données pour mieux comprendre la matière noire
Au sein de la collaboration internationale UNIONS, des scientifiques de l’Institut de recherche sur…
Early dark energy in the pre- and post-recombination epochs
Authors: Adrià Gómez-Valent, Ziyang Zheng, Luca Amendola, Valeria Pettorino, Christof Wetterich Journal: PRD Year: 07/2021 Download:…
Starlet l1-norm for weak lensing cosmology
Authors: Virginia Ajani, Jean-Luc Starck, Valeria Pettorino Journal: Astronomy & Astrophysics , Forthcoming…
shear bias
Authors: M. Kilbinger, A. Pujol Language: Python Download: GitHub Description: shear_bias is a…
Multi-CCD Point Spread Function Modelling
Context. Galaxy imaging surveys observe a vast number of objects that are affected by…
Probabilistic Mapping of Dark Matter by Neural Score Matching
The Dark Matter present in the Large-Scale Structure of the Universe is invisible, but…
Euclid: The reduced shear approximation and magnification bias for Stage IV cosmic shear experiments
Authors: A.C. Deshpande, ..., S. Casas, M. Kilbinger, V. Pettorino, S. Pires, J.-L. Starck,…
Euclid preparation: VI. Verifying the Performance of Cosmic Shear Experiments
Authors: Euclid Collaboration, P. Paykari, ..., S. Farrens, M. Kilbinger, V. Pettorino, S. Pires,…
Constraining neutrino masses with weak-lensing multiscale peak counts
Massive neutrinos influence the background evolution of the Universe as well as the growth…