activity
20192026
most citedDESI 2024 VI: Cosmological Constraints from the Measurements of Baryon Acoustic Oscillations

1.1k citations · 3.6k across the 39 of their papers we have counts for

collaborators

44 papers

astro-ph.CO2026

Probing Baryons with the Kinematic Sunyae Zel'dovich Effect and Machine Learning Derived Peculiar Velocities using DESI DR2 and ACT DR6

Yulin Gong, Rachel Bean, Patricio A. Gallardo +54

We present novel empirical constraints on average optical depths and gas density profiles from combining kinematic Sunyaev Zel'dovich effect (kSZ) measurements and nonlinear peculi…

astro-ph.CO2026

Field-level inference of growth rate from DESI BGS galaxy and ZTF supernova simulations

Corentin Ravoux, Bastien Carreres, Julian Bautista +60

Galaxy peculiar velocities are a powerful probe of the growth rate of structure at low redshifts (), measured through the combination . These constraints are imp…

astro-ph.CO2026

Model-Independent Measurement of Baryon Gas Fractions through Galaxy-Galaxy Lensing and the Kinematic Sunyaev-Zel'dovich Effect

R. Henry Liu, Uroš Seljak, Simone Ferraro +52

Baryon feedback is a leading source of systematic uncertainty for cosmology from weak lensing, but measurements of the gas distribution around galaxies have largely relied on param…

astro-ph.CO2026

Intrinsic Tidal Shear at the Largest Scales: Galaxy Multiplet Alignment in DESI DR2

C. Lamman, J. Aguilar, S. Ahlen +45

We measure the intrinsic alignment (IA) of galaxy multiplets with the large-scale tidal field traced by galaxy positions in DESI Data Release 2. Using the BGS, LRG, and ELG samples…

astro-ph.CO2026

Optical Depths from the Thermal Sunyaev-Zel'dovich Effect with ACT DR6 and DESI DR1 Spectroscopic Galaxies and Optically-Selected Clusters

J. E. Moore, C. Popik, Y. Gong +66

We present stacked thermal Sunyaev-Zel'dovich (tSZ) effect measurements for three samples of galaxy groups and clusters: those traced by the Dark Energy Spectroscopic Instrument Da…

astro-ph.CO2026

A Unified Tracer Analysis of DESI DR2 Baryon Acoustic Oscillations

N. Sanders, H. Seo, M. Rashkovetskyi +65

We improve upon previous efforts to optimally combine overlapping galaxy samples in the DESI baryon acoustic oscillation analysis. By weighting each galaxy by its linear bias, over…

astro-ph.GA2026

Improved constraints on the Milky Way potential using the M68 stream and DESI spectroscopic data

Carles G. Palau, Wenting Wang, Jiaxin Han +41

We present a selection of stars belonging to the stellar stream of the M68 (NGC 4590) globular cluster, also known as Fjörm. This star selection is an improvement on previous ones…

astro-ph.CO2026

Validation of the DESI DR2 Ly forest full-shape analysis

M. Herbold, A. Cuceu, P. Martini +100

We present the validation of the Dark Energy Spectroscopic Instrument (DESI) Data Release 2 (DR2) Lyman- (Ly) forest full-shape analysis. This analysis combines three-dimensi…

astro-ph.CO2026

DESI DR2 Results IV: Alcock-Paczyński Measurements from the Lyman Alpha Forest and Cosmological Constraints

DESI Collaboration, A. G. Adame, J. Aguilar +152

We present Alcock-Paczyński (AP) measurements from the full shape of Lyman- (Ly) forest correlation functions measured from the second data release (DR2) of the Dark Energy S…

astro-ph.CO2026

CoLoRe-2LPT: Lyman- mock catalogues for the validation of DESI cosmological analyses

M. F. Ruiz-Herrera Bernal, S. Avila, A. Font-Ribera +90

The Lyman- (Ly) forest has become a crucial probe for studying the large-scale structure of the universe at high redshift (), providing powerful constraints on Baryon…

astro-ph.CO2026

Lyman- forest holography: 3D predictions from 1D measurements

J. Chaves-Montero, A. Font-Ribera, J. Aguilar +68

Cosmological analyses of Lyman- forest clustering rely on either one-dimensional correlations along individual sightlines or three-dimensional correlations between different sig…

astro-ph.CO2026

Testing Scale-Dependent Modified Gravity with DESI DR1

D. Gonzalez, G. Niz, A. Aviles +42

The Dark Energy Spectroscopic Instrument (DESI) provides an unprecedented opportunity to test deviations from general relativity (GR) that introduce a new physical scale within its…

astro-ph.CO2026

FolpsD: combining EFT and phenomenological approaches for joint power spectrum and bispectrum analyses

P. Bansal, A. Aviles, H. E. Noriega +56

We present a theoretical model for the power spectrum and bispectrum of galaxy clustering that exploits the complementarity between small-scale power spectrum information and large…

astro-ph.CO2025★ 3 cited

Testing gravitational physics by combining DESI DR1 and weak lensing datasets using the E_G estimator

S. J. Rauhut, C. Blake, U. Andrade +61

The action of gravitational physics across space-time creates observable signatures in the behaviour of light and matter. We perform combined-probe studies using data from the Bary…

astro-ph.CO2025★ 5 cited

Resonant neutrino self-interactions: Insights from the full shape galaxy power spectrum

Hernán E. Noriega, Josue De-Santiago, Gabriela Garcia-Arroyo +2

This paper investigates resonant neutrino self-interactions in cosmology by employing, for the first time, the effective field theory of large-scale structure to model their impact…

astro-ph.CO2025★ 1 cited

Cosmological implications of DESI DR2 BAO measurements in light of the latest ACT DR6 CMB data

C. Garcia-Quintero, H. E. Noriega, A. de Mattia +92

We report cosmological results from the Dark Energy Spectroscopic Instrument (DESI) measurements of baryon acoustic oscillations (BAO) when combined with recent data from the Ataca…

astro-ph.CO2025

Enhancing DESI DR1 Full-Shape analyses using HOD-informed priors

Hanyu Zhang, Marco Bonici, Antoine Rocher +57

We present an analysis of DESI Data Release 1 (DR1) that incorporates Halo Occupation Distribution (HOD)-informed priors into Full-Shape (FS) modeling of the power spectrum based o…

astro-ph.CO2025★ 10 cited

Extended Dark Energy analysis using DESI DR2 BAO measurements

K. Lodha, R. Calderon, W. L. Matthewson +122

We conduct an extended analysis of dark energy constraints, in support of the findings of the DESI DR2 cosmology key paper, including DESI data, Planck CMB observations, and three…

astro-ph.CO2025★ 1 cited

Validation of the DESI DR2 Measurements of Baryon Acoustic Oscillations from Galaxies and Quasars

U. Andrade, E. Paillas, J. Mena-Fernández +116

The Dark Energy Spectroscopic Instrument (DESI) data release 2 (DR2) galaxy and quasar clustering data represents a significant expansion of data from DR1, providing improved stati…

astro-ph.IM2025★ 2 cited

Validation of the DESI DR2 Ly BAO analysis using synthetic datasets

L. Casas, H. K. Herrera-Alcantar, J. Chaves-Montero +95

The second data release (DR2) of the Dark Energy Spectroscopic Instrument (DESI), containing data from the first three years of observations, doubles the number of Lyman- (Ly…

astro-ph.CO2025★ 29 cited

Data Release 1 of the Dark Energy Spectroscopic Instrument

DESI Collaboration, M. Abdul Karim, A. G. Adame +306

In 2021 May the Dark Energy Spectroscopic Instrument (DESI) collaboration began a 5-year spectroscopic redshift survey to produce a detailed map of the evolving three-dimensional s…

astro-ph.CO2025★ 3 cited

Constraints on Neutrino Physics from DESI DR2 BAO and DR1 Full Shape

W. Elbers, A. Aviles, H. E. Noriega +116

The Dark Energy Spectroscopic Instrument (DESI) Collaboration has obtained robust measurements of baryon acoustic oscillations (BAO) in the redshift range, , based o…

astro-ph.CO2025

Construction of the Damped Ly Absorber Catalog for DESI DR2 Ly BAO

A. Brodzeller, M. Wolfson, D. M. Santos +96

We present the Damped Ly Toolkit for automated detection and characterization of Damped Ly absorbers (DLA) in quasar spectra. Our method uses quasar spectral templates with a…

astro-ph.CO2025★ 101 cited

DESI DR2 Results I: Baryon Acoustic Oscillations from the Lyman Alpha Forest

DESI Collaboration, M. Abdul-Karim, J. Aguilar +147

We present the Baryon Acoustic Oscillation (BAO) measurements with the Lyman-alpha (LyA) forest from the second data release (DR2) of the Dark Energy Spectroscopic Instrument (DESI…