Cosmological simulations of galaxy formation

M Vogelsberger, F Marinacci, P Torrey… - Nature Reviews …, 2020 - nature.com
Over recent decades, cosmological simulations of galaxy formation have been instrumental
in advancing our understanding of structure and galaxy formation in the Universe. These …

An accurate physical model for halo concentrations

B Diemer, M Joyce - The Astrophysical Journal, 2019 - iopscience.iop.org
The relation between halo mass, M, and concentration, c, is a critical component in our
understanding of the structure of dark matter halos. While numerous models for this relation …

PKDGRAV3: beyond trillion particle cosmological simulations for the next era of galaxy surveys

D Potter, J Stadel, R Teyssier - Computational Astrophysics and …, 2017 - Springer
We report on the successful completion of a 2 trillion particle cosmological simulation to z= 0
z=0 run on the Piz Daint supercomputer (CSCS, Switzerland), using 4000+ GPU nodes for a …

Approximate methods for the generation of dark matter halo catalogs in the age of precision cosmology

P Monaco - Galaxies, 2016 - mdpi.com
Precision cosmology has recently triggered new attention on the topic of approximate
methods for the clustering of matter on large scales, whose foundations date back to the …

Halo and subhalo demographics with Planck cosmological parameters: Bolshoi–Planck and MultiDark–Planck simulations

A Rodríguez-Puebla, P Behroozi… - Monthly Notices of …, 2016 - academic.oup.com
We report and provide fitting functions for the abundance of dark matter haloes and
subhaloes as a function of mass, circular velocity, and redshift from the new Bolshoi–Planck …

The outer rim simulation: A path to many-core supercomputers

K Heitmann, H Finkel, A Pope, V Morozov… - The Astrophysical …, 2019 - iopscience.iop.org
Abstract We describe the Outer Rim cosmological simulation, one of the largest high-
resolution N-body simulations performed to date, aimed at promoting science to be carried …

Halo profiles and the concentration–mass relation for a ΛCDM universe

HL Child, S Habib, K Heitmann… - The Astrophysical …, 2018 - iopscience.iop.org
Profiles of dark matter-dominated halos at the group and cluster scales play an important
role in modern cosmology. Using results from two very large cosmological N-body …

The Completed SDSS-IV extended Baryon Oscillation Spectroscopic Survey: exploring the halo occupation distribution model for emission line galaxies

S Avila, V Gonzalez-Perez… - Monthly Notices of …, 2020 - academic.oup.com
We study the modelling of the halo occupation distribution (HOD) for the eBOSS DR16
emission line galaxies (ELGs). Motivated by previous theoretical and observational studies …

The Mira–Titan Universe: precision predictions for dark energy surveys

K Heitmann, D Bingham, E Lawrence… - The Astrophysical …, 2016 - iopscience.iop.org
Large-scale simulations of cosmic structure formation play an important role in interpreting
cosmological observations at high precision. The simulations must cover a parameter range …

The redshift evolution of massive galaxy clusters in the MACSIS simulations

DJ Barnes, ST Kay, MA Henson… - Monthly Notices of …, 2016 - academic.oup.com
Abstract We present the MAssive ClusterS and Intercluster Structures (MACSIS) project, a
suite of 390 clusters simulated with baryonic physics that yields realistic massive galaxy …