activity
20232026
most citedBaryon Acoustic Oscillation Theory and Modelling Systematics for the DESI 2024 results

47 citations · 111 across the 19 of their papers we have counts for

collaborators

23 papers

astro-ph.GA2026

Self Calibrated Galaxy Groups from the DESI DR1 Bright Galaxy Survey

I. Williams, J. Tinker, K. Wang +45

We present a galaxy group catalog built from Data Release 1 of the Dark Energy Spectroscopic Instrument (DESI) Bright Galaxy Survey, using the Self Calibrated Group Finder. The alg…

astro-ph.GA2025

DESI DR2 Galaxy Luminosity Functions

Samuel G. Moore, Shaun Cole, Michael Wilson +54

We present galaxy luminosity functions (LFs) for the Dark Energy Spectroscopic Instrument (DESI) DR2 Bright Galaxy Survey (BGS) in the g,r,z, and w1 bands over 0.002<z<0.6. Our ana…

astro-ph.CO2025

Frequentist Cosmological Constraints from Full-Shape Clustering Measurements in DESI DR1

James Morawetz, Hanyu Zhang, Marco Bonici +53

We present a frequentist analysis of clustering measurements from Data Release 1 of the Dark Energy Spectroscopic Instrument (DESI) using the standard profile likelihood method. Wh…

astro-ph.GA2025★ 5 cited

Nearby stellar substructures in the Galactic halo from DESI Milky Way Survey Year 1 Data Release

Bokyoung Kim, Sergey E. Koposov, Ting S. Li +41

We report five nearby ( kpc) stellar substructures in the Galactic halo from a subset of 138,661 stars in the Dark Energy Spectroscopic Instrument (DESI) Mi…

astro-ph.CO2025

Modelling the impact of quasar redshift errors on the full-shape analysis of correlations in the Lyman- forest

Calum Gordon, Andrei Cuceu, Andreu Font-Ribera +45

In preparation for the first cosmological measurements from the full-shape of the Lyman- (Ly) forest from DESI, we must carefully model all relevant systematics that might bi…

astro-ph.GA2025

Luminosity and stellar mass functions of faint photometric satellites around spectroscopic central galaxies from DESI Year-1 Bright Galaxy Survey

Wenting Wang, Xiaohu Yang, Yipeng Jing +47

We measure the luminosity functions (LFs) and stellar mass functions (SMFs) of photometric satellite galaxies around spectroscopically identified isolated central galaxies (ICGs).…

astro-ph.GA2025★ 8 cited

PAC in DESI. I. Galaxy Stellar Mass Function into the Frontier

Kun Xu, Y. P. Jing, Shaun Cole +34

The Photometric Objects Around Cosmic Webs (PAC) method integrates cosmological photometric and spectroscopic surveys, offering valuable insights into galaxy formation. PAC measure…

astro-ph.CO2025★ 3 cited

Measurements of the Thermal Sunyaev-Zel'dovich Effect with ACT and DESI Luminous Red Galaxies

R. Henry Liu, Simone Ferraro, Emmanuel Schaan +54

Cosmic Microwave Background (CMB) photons scatter off the free-electron gas in galaxies and clusters, allowing us to use the CMB as a backlight to probe the gas in and around low-r…

astro-ph.GA2025

A New Measure of Assembly Bias using the Environment Dependence of the Luminosity Function

Yikun Wang, Idit Zehavi, Sergio Contreras +2

Assembly bias is the variation in the clustering of dark matter halos and galaxies that arises from correlations between the halo assembly history and the large-scale environment a…

astro-ph.GA2024★ 1 cited

DESI Mg II Absorbers: Extinction Characteristics & Quasar Redshift Accuracy

Lucas Napolitano, Adam D. Myers, Vicky Fawcett +32

In this paper, we study how absorption-line systems affect the spectra and redshifts of quasars (QSOs), using catalogs of Mg II absorbers from the early data release (EDR) and firs…

astro-ph.CO2024★ 6 cited

DESIVAST: A Catalog of Low-Redshift Voids using Data from the DESI DR1 Bright Galaxy Survey

Hernan Rincon, Segev BenZvi, Kelly Douglass +37

We present three separate void catalogs created using a volume-limited sample of the DESI Year 1 Bright Galaxy Survey. We use the algorithms VoidFinder and V2 to construct void cat…

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…

astro-ph.GA2024★ 18 cited

Exploring the interaction between the MW and LMC with a large sample of blue horizontal branch stars from the DESI survey

Amanda Byström, Sergey E. Koposov, Sophia Lilleengen +42

The Large Magellanic Cloud (LMC) is a Milky Way (MW) satellite that is massive enough to gravitationally attract the MW disc and inner halo, causing significant motion of the inner…

astro-ph.CO2024

Selection of high-redshift Lyman-Break Galaxies from broadband and wide photometric surveys

C. Payerne, W. d'Assignies Doumerg, C. Yèche +44

In this paper, we investigate the possibility of selecting high-redshift Lyman-Break Galaxies (LBG) using current and future broadband wide photometric surveys, such as UNIONS or t…

astro-ph.CO2024

Inferring the mass content of galaxy clusters with satellite kinematics and Jeans Anisotropic modeling

Rui Shi, Wenting Wang, Zhaozhou Li +7

Satellite galaxies can be used to indicate the dynamical mass of galaxy groups and clusters. In this study, we apply the axis-symmetric Jeans Anisotropic Multi-Gaussian Expansion J…

astro-ph.CO2024

The Construction of Large-scale Structure Catalogs for the Dark Energy Spectroscopic Instrument

A. J. Ross, J. Aguilar, S. Ahlen +83

We present the technical details on how large-scale structure (LSS) catalogs are constructed from redshifts measured from spectra observed by the Dark Energy Spectroscopic Instrume…

astro-ph.CO2024

Forward modeling fluctuations in the DESI LRGs target sample using image simulations

Hui Kong, Ashley J. Ross, Klaus Honscheid +50

We use the forward modeling pipeline, Obiwan, to study the imaging systematics of the Luminous Red Galaxies (LRGs) targeted by the Dark Energy Spectroscopic Instrument (DESI). We u…

astro-ph.CO2024★ 47 cited

Baryon Acoustic Oscillation Theory and Modelling Systematics for the DESI 2024 results

Shi-Fan Chen, Cullan Howlett, Martin White +58

This paper provides a comprehensive overview of how fitting of Baryon Acoustic Oscillations (BAO) is carried out within the upcoming Dark Energy Spectroscopic Instrument's (DESI) 2…

astro-ph.GA2023★ 2 cited

Measuring the conditional luminosity and stellar mass functions of galaxies by combining the DESI LS DR9, SV3 and Y1 data

Yirong Wang, Xiaohu Yang, Yizhou Gu +42

In this investigation, we leverage the combination of Dark Energy Spectroscopic Instrument Legacy imaging Surveys Data Release 9 (DESI LS DR9), Survey Validation 3 (SV3), and Year…

astro-ph.CO2023★ 5 cited

Unraveling emission line galaxy conformity at z~1 with DESI early data

Sihan Yuan, Risa H. Wechsler, Yunchong Wang +32

Emission line galaxies (ELGs) are now the preeminent tracers of large-scale structure at z>0.8 due to their high density and strong emission lines, which enable accurate redshift m…

astro-ph.CO2023★ 2 cited

The DESI One-Percent Survey: Evidence for Assembly Bias from Low-Redshift Counts-in-Cylinders Measurements

Alan N. Pearl, Andrew R. Zentner, Jeffrey A. Newman +28

We explore the galaxy-halo connection information that is available in low-redshift samples from the early data release of the Dark Energy Spectroscopic Instrument (DESI). We model…

astro-ph.CO2023★ 11 cited

DESI Complete Calibration of the Color-Redshift Relation (DC3R2): Results from early DESI data

J. McCullough, D. Gruen, A. Amon +46

We present initial results from the Dark Energy Spectroscopic Instrument (DESI) Complete Calibration of the Color-Redshift Relation (DC3R2) secondary target survey. Our analysis us…

astro-ph.GA2023★ 2 cited

The DESI One-Percent Survey: A concise model for galactic conformity of ELGs

Hongyu Gao, Y. P. Jing, Kun Xu +27

Galactic conformity is the phenomenon in which a galaxy of a certain physical property is correlated with its neighbors of the same property, implying a possible causal relationshi…