10.9k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
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25 papers · 2 filters
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…
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…
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 …
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…
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…
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…
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…
Optical galaxy cluster mock catalogs with realistic projection effects: Validations with the SDSS clusters
Andy Lee, Hao-Yi Wu, Andrés N. Salcedo +9
Galaxy clusters identified in optical imaging surveys suffer from projection effects: Physically unassociated galaxies along a cluster's line of sight can be counted as its members…
ForestFlow: predicting the Lyman- forest clustering from linear to nonlinear scales
J. Chaves-Montero, L. Cabayol-Garcia, M. Lokken +31
On large scales, the Lyman- forest provides insights into the expansion history of the Universe, while on small scales, it imposes strict constraints on the growth history, the…
Running the small-correlated-against-large estimator at scale: Applications of small-scale CMB lensing estimators on realistic simulations
Victor C. Chan, Renée Hložek, Joel Meyers +1
The Small-Correlated-Against-Large Estimator (SCALE) for small-scale lensing of the cosmic microwave background (CMB) provides a novel method for measuring the amplitude of CMB len…
DESI Peculiar Velocity Survey -- Fundamental Plane
Khaled Said, Cullan Howlett, Tamara Davis +52
The Dark Energy Spectroscopic Instrument (DESI) Peculiar Velocity Survey aims to measure the peculiar velocities of early and late type galaxies within the DESI footprint using bot…
Catalog-level blinding on the bispectrum for DESI-like galaxy surveys
S. Novell-Masot, H. Gil-Marín, L. Verde +28
We evaluate the performance of the catalog-level blind analysis technique (blinding) presented in Brieden et al. (2020) in the context of a fixed template power spectrum and bispec…
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…
COMAP Pathfinder -- Season 2 results III. Implications for cosmic molecular gas content at "Cosmic Half-past Eleven"
D. T. Chung, P. C. Breysse, K. A. Cleary +24
The Carbon monOxide Mapping Array Project (COMAP) Pathfinder survey continues to demonstrate the feasibility of line-intensity mapping using high-redshift carbon monoxide (CO) line…
COMAP Pathfinder -- Season 2 results II. Updated constraints on the CO(1-0) power spectrum
N. -O. Stutzer, J. G. S. Lunde, P. C. Breysse +24
We present updated constraints on the cosmological 3D power spectrum of carbon monoxide CO(1-0) emission in the redshift range -. The constraints are derived from the two…
COMAP Pathfinder -- Season 2 results I. Improved data selection and processing
J. G. S. Lunde, N. -O. Stutzer, P. C. Breysse +24
The CO Mapping Array Project (COMAP) Pathfinder is performing line intensity mapping of CO emission to trace the distribution of unresolved galaxies at redshift . We pres…
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…
Optimal Reconstruction of Baryon Acoustic Oscillations for DESI 2024
E. Paillas, Z. Ding, X. Chen +73
Baryon acoustic oscillations (BAO) provide a robust standard ruler to measure the expansion history of the Universe through galaxy clustering. Density-field reconstruction is now a…
DESI 2024 III: Baryon Acoustic Oscillations from Galaxies and Quasars
DESI Collaboration, A. G. Adame, J. Aguilar +193
We present the DESI 2024 galaxy and quasar baryon acoustic oscillations (BAO) measurements using over 5.7 million unique galaxy and quasar redshifts in the range 0.1<z<2.1. Divided…
Testing the standardizability of, and deriving cosmological constraints from, a new Amati-correlated gamma-ray burst data compilation
Shulei Cao, Bharat Ratra
By using gamma-ray burst (GRB) data to simultaneously constrain Amati correlation parameters and cosmological parameters in six spatially-flat and nonflat dark energy cosmological…
DESI 2024 VI: Cosmological Constraints from the Measurements of Baryon Acoustic Oscillations
DESI Collaboration, A. G. Adame, J. Aguilar +200
We present cosmological results from the measurement of baryon acoustic oscillations (BAO) in galaxy, quasar and Lyman- forest tracers from the first year of observations from t…
DESI 2024 IV: Baryon Acoustic Oscillations from the Lyman Alpha Forest
DESI Collaboration, A. G. Adame, J. Aguilar +196
We present the measurement of Baryon Acoustic Oscillations (BAO) from the Lyman- (Ly) forest of high-redshift quasars with the first-year dataset of the Dark Energy Spectrosc…
Constraining primordial non-Gaussianity from the large scale structure two-point and three-point correlation functions
Z. Brown, R. Demina, A. G. Adame +47
Surveys of cosmological large-scale structure (LSS) are sensitive to the presence of local primordial non-Gaussianity (PNG), and may be used to constrain models of inflation. Local…
Cosmic Neutrino Decoupling and its Observable Imprints: Insights from Entropic-Dual Transport
J. Richard Bond, George M. Fuller, Evan Grohs +2
Very different processes characterize the decoupling of neutrinos to form the cosmic neutrino background (CB) and the much later decoupling of photons from thermal equilibrium t…