activity
20182026
most citedThe Effect of Environment on Type Ia Supernovae in the Dark Energy Survey Three-Year Cosmological Sample

83 citations · 982 across the 40 of their papers we have counts for

collaborators

42 papers

astro-ph.CO2026

An improved standardization framework for Type II-P supernovae using a hierarchical Bayesian approach

A. Holas, S. Taubenberger, C. Vogl +41

We use Type II-P supernovae (SNe II-P) observed as part of the Nearby Supernova Factory (SNfactory) experiment as standardizable candles to develop an improved standardization fram…

astro-ph.HE2025

An Agnostic Approach to Building Empirical Type Ia Supernova Light Curves: Evidence for Intrinsic Chromatic Flux Variation Using Nearby Supernova Factory Data

Jared Hand, A. G. Kim, G. Aldering +35

We present a new empirical Type Ia supernova (SN Ia) model with three chromatic flux variation templates: one phase dependent and two phase independent. No underlying dust extincti…

astro-ph.CO2023★ 5 cited

Dark Energy Survey Deep Field photometric redshift performance and training incompleteness assessment

L. Toribio San Cipriano, J. De Vicente, I. Sevilla-Noarbe +55

Context. The determination of accurate photometric redshifts (photo-zs) in large imaging galaxy surveys is key for cosmological studies. One of the most common approaches are machi…

astro-ph.GA2023★ 2 cited

Environmental Quenching of Low Surface Brightness Galaxies near Milky Way mass Hosts

J. Bhattacharyya, A. H. G. Peter, P. Martini +48

Low Surface Brightness Galaxies (LSBGs) are excellent probes of quenching and other environmental processes near massive galaxies. We study an extensive sample of LSBGs near massiv…

astro-ph.CO2023

The Dark Energy Survey Supernova Program: Cosmological Biases from Host Galaxy Mismatch of Type Ia Supernovae

H. Qu, M. Sako, M. Vincenzi +58

Redshift measurements, primarily obtained from host galaxies, are essential for inferring cosmological parameters from type Ia supernovae (SNe Ia). Matching SNe to host galaxies us…

astro-ph.IM2023★ 5 cited

The Dark Energy Survey Six-Year Calibration Star Catalog

E. S. Rykoff, D. L. Tucker, D. L. Burke +64

This Technical Note presents a catalog of calibrated reference stars that was generated by the Forward Calibration Method (FGCM) pipeline (arXiv:1706.01542) as part of the FGCM pho…

astro-ph.CO2023★ 12 cited

The Dark Energy Survey Supernova Program: Corrections on photometry due to wavelength-dependent atmospheric effects

J. Lee, M. Acevedo, M. Sako +64

Wavelength-dependent atmospheric effects impact photometric supernova flux measurements for ground-based observations. We present corrections on supernova flux measurements from th…

astro-ph.CO2023★ 35 cited

SALT2 Versus SALT3: Updated Model Surfaces and Their Impacts on Type Ia Supernova Cosmology

G. Taylor, D. O. Jones, B. Popovic +6

For the past decade, SALT2 has been the most common model used to fit Type Ia supernova (SN Ia) light curves for dark energy analyses. Recently, the SALT3 model was released, which…

astro-ph.GA2022★ 31 cited

Timing the r-Process Enrichment of the Ultra-Faint Dwarf Galaxy Reticulum II

Joshua D. Simon, Thomas M. Brown, Burçin Mutlu-Pakdil +65

The ultra-faint dwarf galaxy Reticulum II (Ret II) exhibits a unique chemical evolution history, with 72 +10/-12% of its stars strongly enhanced in r-process elements. We present d…

astro-ph.CO2022

Type Ia Supernova cosmology combining data from the mission and the Vera C. Rubin Observatory

A. Bailey, M. Vincenzi, D. Scolnic +4

The mission will provide first-of-its-kind coverage in the near-infrared over deep (three fields, 10-20 square degrees each) and wide (10000 square degrees) fi…

astro-ph.CO2022★ 17 cited

Mapping gas around massive galaxies: cross-correlation of DES Y3 galaxies and Compton--maps from SPT and Planck

J. Sánchez, Y. Omori, C. Chang +124

We cross-correlate positions of galaxies measured in data from the first three years of the Dark Energy Survey with Compton--maps generated using data from the South Pole Telesc…

astro-ph.SR2022★ 7 cited

Bump Morphology of the CMAGIC Diagram

L. Aldoroty, L. Wang, P. Hoeflich +38

We apply the color-magnitude intercept calibration method (CMAGIC) to the Nearby Supernova Factory SNe Ia spectrophotometric dataset. The currently existing CMAGIC parameters are t…

astro-ph.CO2022★ 18 cited

Dark Energy Survey Year 3 Results: Measurement of the Baryon Acoustic Oscillations with Three-dimensional Clustering

K. C. Chan, S. Avila, A. Carnero Rosell +66

The three-dimensional correlation function offers an effective way to summarize the correlation of the large-scale structure even for imaging galaxy surveys. We have applied the pr…

astro-ph.CO2022★ 3 cited

Mapping Variations of Redshift Distributions with Probability Integral Transforms

J. Myles, D. Gruen, A. Amon +66

We present a method for mapping variations between probability distribution functions and apply this method within the context of measuring galaxy redshift distributions from imagi…

astro-ph.GA2022★ 26 cited

Characterising the Intracluster Light over the Redshift Range in the DES-ACT Overlap

Jesse B. Golden-Marx, Y. Zhang, R. L. C. Ogando +66

We characterise the properties and evolution of Bright Central Galaxies (BCGs) and the surrounding intracluster light (ICL) in galaxy clusters identified in overlapping regions of…

astro-ph.CO2022★ 13 cited

Dark Energy Survey Year 3 Results: Redshift Calibration of the MagLim Lens Sample from the combination of SOMPZ and clustering and its impact on Cosmology

G. Giannini, A. Alarcon, M. Gatti +111

We present an alternative calibration of the MagLim lens sample redshift distributions from the Dark Energy Survey (DES) first three years of data (Y3). The new calibration is base…

astro-ph.SR2022★ 18 cited

The He I 10830 line as a probe of winds and accretion in young stars in Lupus and Upper Scorpius

J. Erkal, C. F. Manara, P. C. Schneider +6

The He I 1 micron line is a high excitation line which allows us to probe the innermost regions of protostellar disks, and to trace both accreting and outflowing material. We use X…

astro-ph.GA2022

OzDES Reverberation Mapping Program: Mg II Lags and R-L relation

Zhefu Yu, Paul Martini, A. Penton +55

The correlation between the broad line region radius and continuum luminosity ( relation) of active galactic nuclei (AGN) is critical for single-epoch mass estimates of superm…

astro-ph.CO2022★ 43 cited

Concerning Colour: The Effect of Environment on Type Ia Supernova Colour in the Dark Energy Survey

L. Kelsey, M. Sullivan, P. Wiseman +67

Recent analyses have found intriguing correlations between the colour () of type Ia supernovae (SNe Ia) and the size of their 'mass-step', the relationship between SN Ia host ga…

astro-ph.CO2022★ 13 cited

A Probabilistic Autoencoder for Type Ia Supernovae Spectral Time Series

George Stein, Uros Seljak, Vanessa Bohm +37

We construct a physically-parameterized probabilistic autoencoder (PAE) to learn the intrinsic diversity of type Ia supernovae (SNe Ia) from a sparse set of spectral time series. T…

astro-ph.GA2022★ 41 cited

A galaxy-driven model of type Ia supernova luminosity variations

P. Wiseman, M. Vincenzi, M. Sullivan +59

Type Ia supernovae (SNe Ia) are used as standardisable candles to measure cosmological distances, but differences remain in their corrected luminosities which display a magnitude s…

astro-ph.CO2022★ 20 cited

A measurement of the mean central optical depth of galaxy clusters via the pairwise kinematic Sunyaev-Zel'dovich effect with SPT-3G and DES

E. Schiappucci, F. Bianchini, M. Aguena +139

We infer the mean optical depth of a sample of optically-selected galaxy clusters from the Dark Energy Survey (DES) via the pairwise kinematic Sunyaev-Zel'dovich (kSZ) effect. The…

astro-ph.HE2022★ 11 cited

Core-collapse Supernovae in the Dark Energy Survey: Luminosity Functions and Host Galaxy Demographics

M. Grayling, C. P. Gutiérrez, M. Sullivan +73

We present the luminosity functions and host galaxy properties of the Dark Energy Survey (DES) core-collapse supernova (CCSN) sample, consisting of 69 Type II and 50 Type Ibc spect…

astro-ph.CO2022

Dark Energy Survey Year 3 Results: Constraints on extensions to CDM with weak lensing and galaxy clustering

DES Collaboration, T. M. C. Abbott, M. Aguena +159

We constrain extensions to the CDM model using measurements from the Dark Energy Survey's first three years of observations and external data. The DES data are the two-point cor…