activity
20132024
most citedDark Energy Survey Year 3 Results: Cosmological Constraints from Galaxy Clustering and Weak Lensing

1.2k citations · 4.9k across the 61 of their papers we have counts for

collaborators

63 papers

astro-ph.CO2024

Multiprobe Cosmology from the Abundance of SPT Clusters and DES Galaxy Clustering and Weak Lensing

S. Bocquet, S. Grandis, E. Krause +216

Cosmic shear, galaxy clustering, and the abundance of massive halos each probe the large-scale structure of the Universe in complementary ways. We present cosmological constraints…

astro-ph.CO2024

Enhancing weak lensing redshift distribution characterization by optimizing the Dark Energy Survey Self-Organizing Map Photo-z method

A. Campos, B. Yin, S. Dodelson +111

Characterization of the redshift distribution of ensembles of galaxies is pivotal for large scale structure cosmological studies. In this work, we focus on improving the Self-Organ…

astro-ph.CO2024

Dark Energy Survey Year 3 Results: Cosmology from galaxy clustering and galaxy-galaxy lensing in harmonic space

L. Faga, F. Andrade-Oliveira, H. Camacho +100

We present the joint tomographic analysis of galaxy-galaxy lensing and galaxy clustering in harmonic space, using galaxy catalogues from the first three years of observations by th…

astro-ph.CO2023

Constraining Baryonic Physics with DES Y1 and Planck data -- Combining Galaxy Clustering, Weak Lensing, and CMB Lensing

Jiachuan Xu, Tim Eifler, Vivian Miranda +6

We constrain cosmology and baryonic feedback scenarios with a joint analysis of weak lensing, galaxy clustering, cosmic microwave background (CMB) lensing, and their cross-correlat…

astro-ph.CO2023★ 17 cited

Cosmology from weak lensing, galaxy clustering, CMB lensing and tSZ: I. 10x2pt Modelling Methodology

Xiao Fang, Elisabeth Krause, Tim Eifler +6

The overlap of galaxy surveys and CMB experiments presents an ideal opportunity for joint cosmological dataset analyses. In this paper we develop a halo-model-based method for the…

astro-ph.CO2023★ 160 cited

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

Dark Energy Survey, Kilo-Degree Survey Collaboration, : +160

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 c…

astro-ph.CO2022★ 7 cited

The catalog-to-cosmology framework for weak lensing and galaxy clustering for LSST

J. Prat, J. Zuntz, Y. Omori +20

We present TXPipe, a modular, automated and reproducible pipeline for ingesting catalog data and performing all the calculations required to obtain quality-assured two-point measur…

astro-ph.CO2022★ 27 cited

The N5K Challenge: Non-Limber Integration for LSST Cosmology

C. D. Leonard, T. Ferreira, X. Fang +9

The rapidly increasing statistical power of cosmological imaging surveys requires us to reassess the regime of validity for various approximations that accelerate the calculation o…

astro-ph.CO2022★ 5 cited

Non-local contribution from small scales in galaxy-galaxy lensing: Comparison of mitigation schemes

J. Prat, G. Zacharegkas, Y. Park +112

Recent cosmological analyses with large-scale structure and weak lensing measurements, usually referred to as 32pt, had to discard a lot of signal-to-noise from small scale…

astro-ph.CO2022

The Dark Energy Survey Year 3 high redshift sample: Selection, characterization and analysis of galaxy clustering

C. Sánchez, A. Alarcon, G. M. Bernstein +97

The fiducial cosmological analyses of imaging galaxy surveys like the Dark Energy Survey (DES) typically probe the Universe at redshifts . This is mainly because of the limi…

astro-ph.CO2022★ 43 cited

Dark Energy Survey Year 3 results: Magnification modeling and impact on cosmological constraints from galaxy clustering and galaxy-galaxy lensing

J. Elvin-Poole, N. MacCrann, S. Everett +93

We study the effect of magnification in the Dark Energy Survey Year 3 analysis of galaxy clustering and galaxy-galaxy lensing, using two different lens samples: a sample of Luminou…

astro-ph.CO2022★ 9 cited

Primordial non-Gaussianity with Angular correlation function: Integral constraint and validation for DES

Walter Riquelme, Santiago Avila, Juan Garcia-Bellido +17

Local primordial non-Gaussianity (PNG) is a promising observable of the underlying physics of inflation, characterised by . We present the methodology to meas…

astro-ph.CO2022★ 13 cited

Dark Energy Survey Year 3 Results: Redshift Calibration of the MagLim Lens Sample from the combination of SOMPZ and clustering and its impact on Cosmology

G. Giannini, A. Alarcon, M. Gatti +111

We present an alternative calibration of the MagLim lens sample redshift distributions from the Dark Energy Survey (DES) first three years of data (Y3). The new calibration is base…

astro-ph.CO2022

Dark Energy Survey Year 3 Results: Constraints on extensions to CDM with weak lensing and galaxy clustering

DES Collaboration, T. M. C. Abbott, M. Aguena +159

We constrain extensions to the CDM model using measurements from the Dark Energy Survey's first three years of observations and external data. The DES data are the two-point cor…

astro-ph.CO2022★ 1 cited

Joint analysis of DES Year 3 data and CMB lensing from SPT and Planck III: Combined cosmological constraints

T. M. C. Abbott, M. Aguena, A. Alarcon +168

We present cosmological constraints from the analysis of two-point correlation functions between galaxy positions and galaxy lensing measured in Dark Energy Survey (DES) Year 3 dat…

astro-ph.CO2022★ 45 cited

Constraining the Baryonic Feedback with Cosmic Shear Using the DES Year-3 Small-Scale Measurements

A. Chen, G. Aricò, D. Huterer +139

We use the small scales of the Dark Energy Survey (DES) Year-3 cosmic shear measurements, which are excluded from the DES Year-3 cosmological analysis, to constrain the baryonic fe…

astro-ph.CO2022★ 36 cited

Joint analysis of DES Year 3 data and CMB lensing from SPT and Planck II: Cross-correlation measurements and cosmological constraints

C. Chang, Y. Omori, E. J. Baxter +163

Cross-correlations of galaxy positions and galaxy shears with maps of gravitational lensing of the cosmic microwave background (CMB) are sensitive to the distribution of large-scal…

astro-ph.CO2022★ 23 cited

Joint analysis of DES Year 3 data and CMB lensing from SPT and Planck I: Construction of CMB Lensing Maps and Modeling Choices

Y. Omori, E. J. Baxter, C. Chang +160

Joint analyses of cross-correlations between measurements of galaxy positions, galaxy lensing, and lensing of the cosmic microwave background (CMB) offer powerful constraints on th…

astro-ph.CO2022★ 75 cited

Dark Energy Survey Year 3 results: cosmological constraints from the analysis of cosmic shear in harmonic space

C. Doux, B. Jain, D. Zeurcher +135

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 Surv…

astro-ph.CO2022★ 43 cited

Robust sampling for weak lensing and clustering analyses with the Dark Energy Survey

P. Lemos, N. Weaverdyck, R. P. Rollins +68

Recent cosmological analyses rely on the ability to accurately sample from high-dimensional posterior distributions. A variety of algorithms have been applied in the field, but jus…

astro-ph.CO2021

Cosmology with the Roman Space Telescope -- Synergies with CMB lensing

Lukas Wenzl, Cyrille Doux, Chen Heinrich +5

We explore synergies between the Nancy Grace Roman Space Telescope and CMB lensing data to constrain dark energy and modified gravity scenarios. A simulated likelihood analysis of…

astro-ph.CO2021

Cosmic Shear in Harmonic Space from the Dark Energy Survey Year 1 Data: Compatibility with Configuration Space Results

H. Camacho, F. Andrade-Oliveira, A. Troja +96

We perform a cosmic shear analysis in harmonic space using the first year of data collected by the Dark Energy Survey (DES-Y1). We measure the cosmic weak lensing shear power spect…

astro-ph.CO2021★ 34 cited

Dark Energy Survey Year 3 results: Marginalisation over redshift distribution uncertainties using ranking of discrete realisations

Juan P. Cordero, Ian Harrison, Richard P. Rollins +92

Cosmological information from weak lensing surveys is maximised by dividing source galaxies into tomographic sub-samples for which the redshift distributions are estimated. Uncerta…

astro-ph.CO2021★ 27 cited

Cross-correlation of DES Y3 lensing and ACT/ thermal Sunyaev Zel'dovich Effect I: Measurements, systematics tests, and feedback model constraints

M. Gatti, S. Pandey, E. Baxter +126

We present a tomographic measurement of the cross-correlation between thermal Sunyaev-Zeldovich (tSZ) maps from and the Atacama Cosmology Telescope (ACT) and weak ga…