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20102025
most citedModified Gravity Constraints from the Full Shape Modeling of Clustering Measurements from DESI 2024

48 citations

Showing astro-ph.COShow all

15 papers · 1 filter

astro-ph.CO2025★ 2 cited

Updated cosmological constraints on axion dark energy with DESI

L. A. Ureña-López, F. Lozano-Rodríguez, J. O. Román-Herrera +35

We present updated constraints on the parameters of an axion dark energy model, for which we took into account the properties of its characteristic potential and its full cosmologi…

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

DESI Spectroscopy of HETDEX Emission-line Candidates I: Line Discrimination Validation

Martin Landriau, Erin Mentuch Cooper, Dustin Davis +50

The Hobby-Eberly Dark Energy Experiment (HETDEX) is an untargeted spectroscopic galaxy survey that uses Ly emitting galaxies (LAEs) as tracers of 1.9 < z < 3.5 large scale struc…

astro-ph.CO2025★ 2 cited

Studying baryon acoustic oscillations using photometric redshifts from the DESI Legacy Imaging survey DR9

Christoph Saulder, Yong-Seon Song, Minji Oh +41

Context.The Dark Energy Spectroscopic Instrument (DESI) Legacy Imaging Survey DR9 (DR9 hereafter), with its extensive dataset of galaxy locations and photometric redshifts, present…

astro-ph.CO2024★ 1 cited

The imprint of cosmic voids from the DESI Legacy Survey DR9 LRGs in the Planck 2018 lensing map through spectroscopically calibrated mocks

S. Sartori, P. Vielzeuf, S. Escoffier +31

The cross-correlation of cosmic voids with the lensing convergence () map of the Cosmic Microwave Background (CMB) fluctuations provides a powerful tool to refine our understand…

astro-ph.CO2024

The DESI-Lensing Mock Challenge: large-scale cosmological analysis of 3x2-pt statistics

C. Blake, C. Garcia-Quintero, S. Ahlen +41

The current generation of large galaxy surveys will test the cosmological model by combining multiple types of observational probes. Realising the statistical promise of these new…

astro-ph.CO2024★ 10 cited

Constraints on primordial non-Gaussianity from the cross-correlation of DESI Luminous Red Galaxies and CMB lensing

J. R. Bermejo-Climent, R. Demina, A. Krolewski +47

We use the angular cross-correlation between a luminous red galaxy (LRG) sample from the Dark Energy Spectroscopic Instrument (DESI) Legacy Survey data release DR9 and the …

astro-ph.CO2024

A Sound Horizon-Free Measurement of in DESI 2024

E. A. Zaborowski, P. Taylor, K. Honscheid +53

The physical size of the sound horizon at recombination is a powerful source of information for early-time measurements of the Hubble constant , and many proposed solutions to…

astro-ph.CO2024

Measuring the Mean Free Path of HI Ionizing Photons at with DESI Y1 Quasars

Anning Gao, Jason X. Prochaska, Zheng Cai +31

The mean free path of ionizing photons () in the intergalactic medium (IGM) is a crucial quantity in modelling the ionization state of IGM and the extragalact…

astro-ph.CO2024★ 23 cited

Analytical and EZmock covariance validation for the DESI 2024 results

Daniel Forero-Sánchez, Michael Rashkovetskyi, Otávio Alves +44

The estimation of uncertainties in cosmological parameters is an important challenge in Large-Scale-Structure (LSS) analyses. For standard analyses such as Baryon Acoustic Oscillat…

astro-ph.CO2024★ 48 cited

Modified Gravity Constraints from the Full Shape Modeling of Clustering Measurements from DESI 2024

M. Ishak, J. Pan, R. Calderon +68

We present cosmological constraints on deviations from general relativity (GR) from the first-year of clustering observations from Dark Energy Spectroscopic Instrument (DESI) in co…

astro-ph.CO2024★ 4 cited

Exploring HOD-dependent systematics for the DESI 2024 Full-Shape galaxy clustering analysis

N. Findlay, S. Nadathur, W. J. Percival +39

We analyse the robustness of the DESI 2024 cosmological inference from the full shape of the galaxy power spectrum to uncertainties in the Halo Occupation Distribution (HOD) model…

astro-ph.CO2024

Not all lensing is low: An analysis of DESIDES using the Lagrangian Effective Theory of LSS

S. Chen, J. DeRose, R. Zhou +39

In this work we use Lagrangian perturbation theory to analyze the harmonic space galaxy clustering signal of Bright Galaxy Survey (BGS) and Luminous Red Galaxies (LRGs) targeted by…

astro-ph.CO2024★ 38 cited

The Atacama Cosmology Telescope DR6 and DESI: Structure formation over cosmic time with a measurement of the cross-correlation of CMB Lensing and Luminous Red Galaxies

Joshua Kim, Noah Sailer, Mathew S. Madhavacheril +70

We present a high-significance cross-correlation of CMB lensing maps from the Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) with spectroscopically calibrated luminous red…

astro-ph.CO2024★ 21 cited

Fiducial-Cosmology-dependent systematics for the DESI 2024 BAO Analysis

A. Pérez-Fernández, L. Medina-Varela, R. Ruggeri +61

When measuring the Baryon Acoustic Oscillations (BAO) scale from galaxy surveys, one typically assumes a fiducial cosmology when converting redshift measurements into comoving dist…