[HTML][HTML] Baryon cycles in the biggest galaxies

M Donahue, GM Voit - Physics Reports, 2022 - Elsevier
The universe's biggest galaxies have both vast atmospheres and supermassive central
black holes. This article reviews how those two components of a large galaxy couple and …

[HTML][HTML] Simulating groups and the intragroup medium: the surprisingly complex and rich middle ground between clusters and galaxies

BD Oppenheimer, A Babul, Y Bahé, IS Butsky… - Universe, 2021 - mdpi.com
Galaxy groups are more than an intermediate scale between clusters and halos hosting
individual galaxies, they are crucial laboratories capable of testing a range of astrophysics …

A non-linear solution to the S8 tension?

A Amon, G Efstathiou - Monthly Notices of the Royal …, 2022 - academic.oup.com
Weak galaxy lensing surveys have consistently reported a lower amplitude for the matter
fluctuation spectrum, as measured by the S 8 parameter, than expected in the ΛCDM …

DES Y3+ KiDS-1000: Consistent cosmology combining cosmic shear surveys

TMC Abbott, M Aguena, A Alarcon… - The Open Journal of …, 2023 - research.ed.ac.uk
We present a joint cosmic shear analysis of the Dark Energy Survey (DES Y3) and the Kilo-
Degree Survey (KiDS-1000) in a collaborative effort between the two survey teams. We find …

Consistent lensing and clustering in a low-S8 Universe with BOSS, DES Year 3, HSC Year 1, and KiDS-1000

A Amon, NC Robertson, H Miyatake… - Monthly Notices of …, 2023 - academic.oup.com
We evaluate the consistency between lensing and clustering based on measurements from
Baryon Oscillation Spectroscopic Survey combined with galaxy–galaxy lensing from Dark …

Stringent σ8 constraints from small-scale galaxy clustering using a hybrid MCMC + emulator framework

S Yuan, LH Garrison, DJ Eisenstein… - Monthly Notices of the …, 2022 - academic.oup.com
We present a novel simulation-based hybrid emulator approach that maximally derives
cosmological and Halo Occupation Distribution (HOD) information from non-linear galaxy …

AbacusHOD: a highly efficient extended multitracer HOD framework and its application to BOSS and eBOSS data

S Yuan, LH Garrison, B Hadzhiyska… - Monthly Notices of …, 2022 - academic.oup.com
We introduce the AbacusHOD model and present two applications of AbacusHOD and the
AbacusSummit simulations to observations. AbacusHOD is a Halo Occupation Distribution …

Dark energy survey year 3 results: cosmological constraints from the analysis of cosmic shear in harmonic space

C Doux, B Jain, D Zeurcher, J Lee… - Monthly Notices of …, 2022 - academic.oup.com
We present cosmological constraints from the analysis of angular power spectra of cosmic
shear maps based on data from the first three years of observations by the Dark Energy …

Dark Energy Survey year 3 results: Constraints on cosmological parameters and galaxy-bias models from galaxy clustering and galaxy-galaxy lensing using the …

S Pandey, E Krause, J DeRose, N MacCrann, B Jain… - Physical Review D, 2022 - APS
We constrain cosmological parameters and galaxy-bias parameters using the combination
of galaxy clustering and galaxy-galaxy lensing measurements from the Dark Energy Survey …

Joint constraints on cosmology and the impact of baryon feedback: Combining KiDS-1000 lensing with the thermal Sunyaev–Zeldovich effect from Planck and ACT

T Tröster, AJ Mead, C Heymans, Z Yan… - Astronomy & …, 2022 - aanda.org
We conduct a pseudo-C ℓ analysis of the tomographic cross-correlation between 1000 deg
2 of weak-lensing data from the Kilo-Degree Survey (KiDS-1000) and the thermal Sunyaev …