[HTML][HTML] Numerical simulations of the dark universe: State of the art and the next decade
We present a review of the current state of the art of cosmological dark matter simulations,
with particular emphasis on the implications for dark matter detection efforts and studies of …
with particular emphasis on the implications for dark matter detection efforts and studies of …
Machine learning for observational cosmology
An array of large observational programs using ground-based and space-borne telescopes
is planned in the next decade. The forthcoming wide-field sky surveys are expected to …
is planned in the next decade. The forthcoming wide-field sky surveys are expected to …
Revising the halofit model for the nonlinear matter power spectrum
R Takahashi, M Sato, T Nishimichi… - The Astrophysical …, 2012 - iopscience.iop.org
Based on a suite of state-of-the-art high-resolution N-body simulations, we revisit the so-
called halofit model as an accurate fitting formula for the nonlinear matter power spectrum …
called halofit model as an accurate fitting formula for the nonlinear matter power spectrum …
Sdss-iii: Massive spectroscopic surveys of the distant universe, the milky way, and extra-solar planetary systems
Building on the legacy of the Sloan Digital Sky Survey (SDSS-I and II), SDSS-III is a program
of four spectroscopic surveys on three scientific themes: dark energy and cosmological …
of four spectroscopic surveys on three scientific themes: dark energy and cosmological …
DESI and other Dark Energy experiments in the era of neutrino mass measurements
We present Fisher matrix projections for future cosmological parameter measurements,
including neutrino masses, Dark Energy, curvature, modified gravity, the inflationary …
including neutrino masses, Dark Energy, curvature, modified gravity, the inflationary …
Baryon acoustic oscillations in 2D: Modeling redshift-space power spectrum<? format?> from perturbation theory
We present an improved prescription for the matter power spectrum in redshift space taking
proper account of both nonlinear gravitational clustering and redshift distortion, which are of …
proper account of both nonlinear gravitational clustering and redshift distortion, which are of …
Power spectrum super-sample covariance
M Takada, W Hu - Physical Review D—Particles, Fields, Gravitation, and …, 2013 - APS
We provide a simple, unified approach to describing the impact of super-sample covariance,
or beat coupling, on power spectrum estimation in a finite-volume survey. For a wide range …
or beat coupling, on power spectrum estimation in a finite-volume survey. For a wide range …
The MICE grand challenge lightcone simulation–I. Dark matter clustering
We present a new N-body simulation from the Marenostrum Institut de Ciències de l'Espai
(MICE) collaboration, the MICE Grand Challenge (MICE-GC), containing about 70 billion …
(MICE) collaboration, the MICE Grand Challenge (MICE-GC), containing about 70 billion …
Quijote-png: The information content of the halo power spectrum and bispectrum
WR Coulton, F Villaescusa-Navarro… - The Astrophysical …, 2023 - iopscience.iop.org
We investigate how much can be learnt about four types of primordial non-Gaussianity
(PNG) from small-scale measurements of the halo field. Using the quijote-png simulations …
(PNG) from small-scale measurements of the halo field. Using the quijote-png simulations …
Super-sample covariance in simulations
Y Li, W Hu, M Takada - Physical Review D, 2014 - APS
Using separate universe simulations, we accurately quantify super-sample covariance
(SSC), the typically dominant sampling error for matter power spectrum estimators in a finite …
(SSC), the typically dominant sampling error for matter power spectrum estimators in a finite …