22–26 Aug 2022
Rio de Janeiro
America/Sao_Paulo timezone

Relativistic and PNG contributions to initial conditions of N-body simulations

Not scheduled
20m
Rio de Janeiro

Rio de Janeiro

Vice-Governador Rúbens Berardo street, 100 - Gávea Rio de Janeiro - 22451-070
Plenary/Parallel talk Poster session

Speaker

Miguel Enriquez

Description

We implement relativistic corrections to the evolutions of dark matter structures in Newtonian simulations of a LCDM universe via the initial conditions. We show how fNL and gNL contributions can be introduced consistently in the same fashion. We implement such corrections to the L-PICOLA code and compute the power spectrum and bispectrum of the evolved matter field. Our results confirm that both relativistic and PNG features are the most prominent at very large scales and for squeezed triangulations.

Primary author

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