activity
20172026
most citedDESI 2024 VI: Cosmological Constraints from the Measurements of Baryon Acoustic Oscillations

1.1k citations · 4.4k across the 61 of their papers we have counts for

collaborators

59 papers

astro-ph.CO2026

Cosmological analysis of the DESI DR1 Lyman alpha 1D power spectrum

J. Chaves-Montero, A. Font-Ribera, P. McDonald +63

We present the cosmological analysis of the one-dimensional Lyman- flux power spectrum from the first data release of the Dark Energy Spectroscopic Instrument (DESI). We capture…

astro-ph.CO2025★ 2 cited

DESI DR1 Ly forest: 3D full-shape analysis and cosmological constraints

Andrei Cuceu, Hiram K. Herrera-Alcantar, Calum Gordon +75

We perform an analysis of the full shapes of Lyman- (Ly) forest correlation functions measured from the first data release (DR1) of the Dark Energy Spectroscopic Instrument (…

astro-ph.CO2025★ 1 cited

Probing the limits of cosmological information from the Lyman- forest 2-point correlation functions

Wynne Turner, Andrei Cuceu, Paul Martini +48

The standard cosmological analysis with the Ly forest relies on a continuum fitting procedure that suppresses information on large scales and distorts the three-dimensional corr…

astro-ph.CO2025

DESI DR1 Ly 1D power spectrum: Validation of estimators

N. G. Karaçaylı, C. Ravoux, P. Martini +53

The Data Release 1 (DR1) of the Dark Energy Spectroscopic Instrument (DESI) is the largest sample to date for small-scale Ly forest cosmology, accessed through its one-dimension…

astro-ph.CO2025

Cosmological neutrino mass: a frequentist overview in light of DESI

D. Chebat, C. Yèche, E. Armengaud +51

We derive constraints on the neutrino mass using a variety of recent cosmological datasets, including DESI BAO, the full-shape analysis of the DESI matter power spectrum and the on…

astro-ph.CO2025

Modeling of the High Column Density systems in The Lyman-Alpha Forest

T. Tan, J. Rich, E. Chaussidon +41

The Lyman- forests observed in the spectra of high-redshift quasars can be used as a tracer of the cosmological matter density to study baryon acoustic oscillations (BAO) and th…

astro-ph.CO2025

DESI DR1 Lyα 1D power spectrum: The Fast Fourier Transform estimator measurement

Corentin Ravoux, Marie-Lynn Abdul-Karim, Jean-Marc Le Goff +64

We present the one-dimensional Lyman- forest power spectrum measurement derived from the data release 1 (DR1) of the Dark Energy Spectroscopic Instrument (DESI). The measurement…

astro-ph.CO2025

DESI DR1 Ly 1D power spectrum: The optimal estimator measurement

N. G. Karaçaylı, P. Martini, J. Aguilar +61

The one-dimensional power spectrum of Ly forest offers rich insights into cosmological and astrophysical parameters, including constraints on the sum of neutri…

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★ 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★ 16 cited

Positive neutrino masses with DESI DR2 via matter conversion to dark energy

S. Ahlen, A. Aviles, B. Cartwright +46

The Dark Energy Spectroscopic Instrument (DESI) is a massively parallel spectroscopic survey on the Mayall telescope at Kitt Peak, which has released measurements of baryon acousti…

astro-ph.CO2025★ 62 cited

Dynamical Dark Energy in light of the DESI DR2 Baryonic Acoustic Oscillations Measurements

Gan Gu, Xiaoma Wang, Yuting Wang +57

Understanding whether cosmic acceleration arises from a cosmological constant or a dynamical component is a central goal of cosmology, and the Dark Energy Spectroscopic Instrument…

astro-ph.CO2025★ 1 cited

Early time solution as an alternative to the late time evolving dark energy with DESI DR2 BAO

E. Chaussidon, M. White, A. de Mattia +40

Recently the Dark Energy Spectroscopic Instrument (DESI) provided constraints on the expansion history from their Data Release 2 (DR2). The DESI baryon acoustic oscillation (BAO) m…

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…

astro-ph.CO2025★ 539 cited

DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints

DESI Collaboration, M. Abdul-Karim, J. Aguilar +184

We present baryon acoustic oscillation (BAO) measurements from more than 14 million galaxies and quasars drawn from the Dark Energy Spectroscopic Instrument (DESI) Data Release 2 (…

astro-ph.CO2024

Emulating the Lyman-Alpha forest 1D power spectrum from cosmological simulations: New models and constraints from the eBOSS measurement

Michael Walther, Nils Schöneberg, Solène Chabanier +8

We present the Lyssa suite of high-resolution cosmological simulations of the Lyman- forest designed for cosmological analyses. These 18 simulations have been run using the Nyx…

astro-ph.CO2024★ 187 cited

DESI 2024 VII: Cosmological Constraints from the Full-Shape Modeling of Clustering Measurements

DESI Collaboration, A. G. Adame, J. Aguilar +210

We present cosmological results from the measurement of clustering of galaxy, quasar and Lyman- forest tracers from the first year of observations with the Dark Energy Spectrosc…

astro-ph.CO2024★ 81 cited

DESI 2024 II: Sample Definitions, Characteristics, and Two-point Clustering Statistics

DESI Collaboration, A. G. Adame, J. Aguilar +200

We present the samples of galaxies and quasars used for DESI 2024 cosmological analyses, drawn from the DESI Data Release 1 (DR1). We describe the construction of large-scale struc…

astro-ph.CO2024★ 73 cited

DESI 2024 V: Full-Shape Galaxy Clustering from Galaxies and Quasars

A. G. Adame, J. Aguilar, S. Ahlen +195

We present the measurements and cosmological implications of the galaxy two-point clustering using over 4.7 million unique galaxy and quasar redshifts in the range divi…