activity
20242026
most citedThe 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

38 citations · 95 across the 25 of their papers we have counts for

collaborators

27 papers

astro-ph.CO2026

First Detection of the Baryon Acoustic Oscillation (BAO) Feature in the 3-Point Correlation Function of DESI DR1 Luminous Red Galaxies

Farshad Kamalinejad, Zachary Slepian, Alex Krolewski +55

We present the first detection of the 3-Point Correlation Function (3PCF) Baryon Acoustic Oscillation (BAO) signal from the DESI Data Release 1 (DR1) sample of Luminous Red Galaxie…

astro-ph.CO2026★ 3 cited

The DESI DR1 Peculiar Velocity Survey: growth rate measurements from the maximum likelihood fields method

Y. Lai, C. Howlett, J. Aguilar +60

We present the constraint on the growth rate of structure from the combination of DESI DR1 BGS sample, Fundamental Plane, and Tully-Fisher peculiar velocity catalogues using the ma…

astro-ph.CO2026

Baryon Acoustic Oscillations from the C IV Forest with DESI DR2

Abby Bault, Andrei Cuceu, Julien Guy +53

We present a measurement of Baryon Acoustic Oscillations (BAO) in the cross-correlation of triply ionized carbon C IV absorption with the positions of quasars (QSO) and Emission Li…

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

Probing the environment around GW170817 with DESI: insights on galaxy group peculiar velocities for standard siren measurements

A. J. Amsellem, A. Palmese, K. Douglass +56

We present a new measurement of the Hubble constant, , following the gravitational wave event GW170817 and Dark Energy Spectroscopic Instrument (DESI) observations. A standard…

astro-ph.CO2025

The DESI DR1 Peculiar Velocity Survey: Mock Catalog

J. Bautista, A. J. Amsellem, V. Aronica +59

We describe the production of the official set of mock catalogs for the Dark Energy Spectroscopic Instrument Peculiar Velocity Survey (DESI-PV) Data Release 1 (DR1). Our mock catal…

astro-ph.CO2025

The DESI DR1 Peculiar Velocity Survey: The Tully-Fisher Distance Catalog

K. Douglass, S. BenZvi, A. G. Kim +64

We calibrate the Tully-Fisher relation (TFR) using observations of spiral galaxies taken during the first year (DR1) of the DESI galaxy redshift survey. The rotational velocities o…

astro-ph.CO2025

Parity-odd Four-Point Correlation Function from DESI Data Release 1 Luminous Red Galaxy Sample

J. Hou, R. N. Cahn, J. Aguilar +33

The parity-odd four-point function provides a unique probe of fundamental symmetries and potential new physics in the large-scale structure of the Universe. We present measurements…

astro-ph.CO2025

Constraining primordial non-Gaussianity from DESI DR1 quasars and Planck PR4 CMB Lensing

Sofia Chiarenza, Alex Krolewski, Marco Bonici +54

We present the first measurement of local-type primordial non-Gaussianity from the cross-correlation between million spectroscopically confirmed quasars from the first data r…

astro-ph.CO2025★ 1 cited

The DESI DR1 Peculiar Velocity Survey: global zero-point and constraints

A. Carr, C. Howlett, A. J. Amsellem +55

The Dark Energy Spectroscopic Instrument (DESI) in its first Data Release (DR1) already provides more than 100,000 galaxies with relative distance measurements. The primary purpose…

astro-ph.CO2025

The DESI DR1 peculiar velocity survey: growth rate measurements from the galaxy power spectrum

F. Qin, C. Blake, C. Howlett +63

The large-scale structure of the Universe and its evolution encapsulate a wealth of cosmological information. A powerful means of unlocking this knowledge lies in measuring the aut…

astro-ph.CO2025★ 1 cited

Probing cosmic velocities with the pairwise kinematic Sunyaev-Zel'dovich signal in DESI Bright Galaxy Sample DR1 and ACT DR6

B. Hadzhiyska, Y. Gong, Y. Hsu +55

We present a measurement of the pairwise kinematic Sunyaev-Zel'dovich (kSZ) signal using the Dark Energy Spectroscopic Instrument (DESI) Bright Galaxy Sample (BGS) Data Release 1 (…

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

Fiducial-Cosmology-dependent systematics for the DESI 2024 Full-Shape Analysis

R. Gsponer, S. Ramirez-Solano, F. Rodríguez-Martínez +65

We assess the impact of the fiducial cosmology choice on cosmological inference from full-shape (FS) fits of the galaxy power spectrum in the DESI 2024 Data Release 1 (DR1). Using…

astro-ph.CO2025

Combined tracer analysis for DESI 2024 BAO

D. Valcin, M. Rashkovetskyi, H. Seo +64

This paper demonstrates how the Dark Energy Spectroscopic Instrument (DESI) Data Release 1 (DR1) and future baryon acoustic oscillations (BAO) analyses can optimally combine overla…

astro-ph.CO2025★ 2 cited

Inference of matter power spectrum at z=0 using DESI DR1 Full-Shape data

R. Cereskaite, E. Mueller, C. Howlett +48

Measurements of galaxy distributions at large cosmic distances capture clustering from the past. In this study, we use a cosmological model to translate these observations into the…

astro-ph.GA2025

DESI DR2 reference mocks: clustering results from Uchuu-BGS and LRG

E. Fernández-García, F. Prada, A. Smith +64

The aim of this work is to construct mock galaxy catalogues that accurately reproduce the redshift evolution of galaxy number density, clustering statistics, and baryonic propertie…

astro-ph.CO2025★ 9 cited

Cosmology from Planck CMB Lensing and DESI DR1 Quasar Tomography

R. de Belsunce, A. Krolewski, S. Chiarenza +60

We present a measurement of the amplitude of matter fluctuations over the redshift range 0.8 <= z <= 3.5 from the cross correlation of over 1.2 million spectroscopic quasars select…

astro-ph.GA2025★ 6 cited

Beyond Traditional Diagnostics: Identifying Active Galactic Nuclei with Spectral Energy Distribution Fitting in DESI Data

M. Siudek, M. Mezcua, C. Circosta +36

Active galactic nuclei (AGN) are typically identified through their distinctive X-ray or radio emissions, mid-infrared (MIR) colors, or emission lines. However, each method capture…

astro-ph.GA2025

ODIN: The LAE Lyα Luminosity Function over Cosmic Time and Environmental Density

Gautam Nagaraj, Robin Ciardullo, Caryl Gronwall +53

The ubiquity and relative ease of discovery make Ly emitting galaxies (LAEs) ideal tracers for cosmology. In addition, because Ly is a resonance line,…

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.GA2024

Tripling the Census of Dwarf AGN Candidates Using DESI Early Data

Ragadeepika Pucha, S. Juneau, Arjun Dey +46

Using early data from the Dark Energy Spectroscopic Instrument (DESI) survey, we search for AGN signatures in 410,757 line-emitting galaxies. By employing the BPT emission-line rat…

astro-ph.GA2024★ 1 cited

DESI Emission Line Galaxies: Unveiling the Diversity of [OII] Profiles and its Links to Star Formation and Morphology

Ting-Wen Lan, J. Xavier Prochaska, John Moustakas +34

We study the [OII] profiles of emission line galaxies (ELGs) from the Early Data Release of the Dark Energy Spectroscopic Instrument (DESI). To this end, we decompose and classify…