[HTML][HTML] Baryon cycles in the biggest galaxies
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 …
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
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 …
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 …
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 …
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 …
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
We present a novel simulation-based hybrid emulator approach that maximally derives
cosmological and Halo Occupation Distribution (HOD) information from non-linear galaxy …
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
We introduce the AbacusHOD model and present two applications of AbacusHOD and the
AbacusSummit simulations to observations. AbacusHOD is a Halo Occupation Distribution …
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
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 …
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 …
We constrain cosmological parameters and galaxy-bias parameters using the combination
of galaxy clustering and galaxy-galaxy lensing measurements from the Dark Energy Survey …
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
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 …
2 of weak-lensing data from the Kilo-Degree Survey (KiDS-1000) and the thermal Sunyaev …