Large-scale dark matter simulations

RE Angulo, O Hahn - Living Reviews in Computational Astrophysics, 2022 - Springer
We review the field of collisionless numerical simulations for the large-scale structure of the
Universe. We start by providing the main set of equations solved by these simulations and …

Hyper Suprime-Cam Year 3 results: Cosmology from galaxy clustering and weak lensing with HSC and SDSS using the emulator based halo model

H Miyatake, S Sugiyama, M Takada, T Nishimichi, X Li… - Physical Review D, 2023 - APS
We present cosmology results from a blinded joint analysis of cosmic shear, ξ±(ϑ), galaxy-
galaxy weak lensing, Δ Σ (R), and projected galaxy clustering, wp (R), measured from the …

The MillenniumTNG Project: refining the one-halo model of red and blue galaxies at different redshifts

B Hadzhiyska, L Hernquist, D Eisenstein… - Monthly Notices of …, 2023 - academic.oup.com
Luminous red galaxies (LRGs) and blue star-forming emission-line galaxies (ELGs) are key
tracers of large-scale structure used by cosmological surveys. Theoretical predictions for …

Full-shape cosmology analysis of the SDSS-III BOSS galaxy power spectrum using an emulator-based halo model: A 5% determination of

Y Kobayashi, T Nishimichi, M Takada, H Miyatake - Physical Review D, 2022 - APS
We present the results obtained from the full-shape cosmology analysis of the redshift-space
power spectra for four galaxy samples of the SDSS-III BOSS DR12 galaxy catalog over 0.2< …

The MillenniumTNG Project: an improved two-halo model for the galaxy–halo connection of red and blue galaxies

B Hadzhiyska, D Eisenstein, L Hernquist… - Monthly Notices of …, 2023 - academic.oup.com
Approximate methods to populate dark-matter haloes with galaxies are of great utility to
galaxy surveys. However, the limitations of simple halo occupation models (HODs) preclude …

Cosmological inference from an emulator based halo model. II. Joint analysis of galaxy-galaxy weak lensing and galaxy clustering from HSC-Y1 and SDSS

H Miyatake, S Sugiyama, M Takada, T Nishimichi… - Physical Review D, 2022 - APS
We present high-fidelity cosmology results from a blinded joint analysis of galaxy-galaxy
weak lensing (Δ Σ) and projected galaxy clustering (wp) measured from the Hyper Suprime …

The MillenniumTNG Project: inferring cosmology from galaxy clustering with accelerated N-body scaling and subhalo abundance matching

S Contreras, RE Angulo, V Springel… - Monthly Notices of …, 2023 - academic.oup.com
We introduce a novel technique for constraining cosmological parameters and galaxy
assembly bias using non-linear redshift-space clustering of galaxies. We scale cosmological …

Dissecting and modelling galaxy assembly bias

X Xu, I Zehavi, S Contreras - Monthly Notices of the Royal …, 2021 - academic.oup.com
Understanding the galaxy-halo connection is fundamental for contemporary models of
galaxy clustering. The extent to which the haloes' assembly history and environment impact …

Evidence for galaxy assembly bias in BOSS CMASS redshift-space galaxy correlation function

S Yuan, B Hadzhiyska, S Bose… - Monthly Notices of the …, 2021 - academic.oup.com
Building accurate and flexible galaxy–halo connection models is crucial in modelling galaxy
clustering on non-linear scales. Recent studies have found that halo concentration by itself …

Consistent and simultaneous modelling of galaxy clustering and galaxy–galaxy lensing with subhalo abundance matching

S Contreras, RE Angulo… - Monthly Notices of …, 2023 - academic.oup.com
The spatial distribution of galaxies and their gravitational lensing signal offer complementary
tests of galaxy formation physics and cosmology. However, their synergy can only be fully …