activity
20112026
most citedEight New Milky Way Companions Discovered in First-Year Dark Energy Survey Data

576 citations · 912 across the 17 of their papers we have counts for

collaborators

18 papers

astro-ph.CO2026

SLICE: Unveiling the Multi-Component Merging Core of SPT-CLJ1150-2805 Through Strong-Lensing Mass Modelling

James R. Betts, Benjamin Beauchesne, Mathilde Jauzac +16

We present a new strong-lensing and X-ray mass model of the merging galaxy cluster SPT-CLJ1150-2805 (), combining JWST NIRCam, HST, Chandra, and VLT/MUSE data to robustly…

astro-ph.GA2024★ 1 cited

TEMPLATES: Direct Abundance Constraints for Two Lensed Lyman-Break Galaxies

Brian Welch, Grace M. Olivier, Taylor A. Hutchison +19

Using integrated spectra for two gravitationally lensed galaxies from the JWST TEMPLATES Early Release Science program, we analyze faint auroral lines, which provide direct measure…

astro-ph.GA2024★ 2 cited

COOL-LAMPS. VII. Quantifying Strong-lens Scaling Relations with 177 Cluster-scale Strong Gravitational Lenses in DECaLS

Simon D. Mork, Michael D. Gladders, Gourav Khullar +27

We estimate the Einstein-radius-enclosed total mass for 177 cluster-scale strong gravitational lenses identified by the ChicagO Optically selected Lenses Located At the Margins of…

astro-ph.GA2023★ 1 cited

JWST Early Release Science Program TEMPLATES: Targeting Extremely Magnified Panchromatic Lensed Arcs and their Extended Star formation

Jane R. Rigby, Joaquin D. Vieira, Kedar A. Phadke +33

This paper gives an overview of TEMPLATES, a JWST Early Release Science program that targeted four extremely bright, gravitationally lensed galaxies: two extremely dusty, two with…

astro-ph.GA2023★ 1 cited

COOL-LAMPS. V. Discovery of COOL J03351927, a Gravitationally Lensed Quasar at =3.27 with an Image Separation of 23.3"

Kate Napier, Mike Gladders, Keren Sharon +18

We report the discovery of COOL J03351927, a quasar at z = 3.27 lensed into three images with a maximum separation of 23.3" by a galaxy cluster at z = 0.4178. To date this is th…

astro-ph.GA2023★ 2 cited

Small Region, Big Impact: Highly Anisotropic Lyman-continuum Escape from a Compact Starburst Region with Extreme Physical Properties

Keunho J. Kim, Matthew B. Bayliss, Jane R. Rigby +13

Extreme, young stellar populations are considered the primary contributor to cosmic re-ionization. How Lyman-continuum (LyC) escapes these galaxies remains highly elusive, and it i…

astro-ph.GA2023★ 8 cited

SPT-CL J2215-3537: A Massive Starburst at the Center of the Most Distant Relaxed Galaxy Cluster

Michael S. Calzadilla, Lindsey E. Bleem, Michael McDonald +14

We present the discovery of the most distant, dynamically relaxed cool core cluster, SPT-CL J2215-3537 (SPT2215) and its central brightest cluster galaxy (BCG) at z=1.16. Using new…

astro-ph.CO2023★ 2 cited

Hubble Constant Measurement from Three Large-Separation Quasars Strongly Lensed by Galaxy Clusters

Kate Napier, Keren Sharon, Håkon Dahle +5

Tension between cosmic microwave background-based and distance ladder-based determinations of the Hubble constant motivates pursuit of independent methods that ar…

astro-ph.GA2022★ 3 cited

COOL-LAMPS IV: A Sample of Bright Strongly-Lensed Galaxies at

Yunchong Zhang, Viraj Manwadkar, Michael D. Gladders +21

We report the discovery of five bright strong gravitationally lensed galaxies at : COOLJ01012055 (), COOLJ01040757 (), COOLJ01451018 ($z =…

astro-ph.GA2022★ 30 cited

The Cosmic Telescope that Lenses the Sunburst Arc, PSZ1 G311.65-18.48: Strong Gravitational Lensing model and Source Plane Analysis

Keren Sharon, Guillaume Mahler, T. Emil Rivera-Thorsen +12

We present a strong lensing analysis of the cluster PSZ1 G311.65-18.48, based on Hubble Space Telescope imaging, archival VLT/MUSE spectroscopy, and Chandra X-ray data. This cool-c…

astro-ph.GA2022★ 7 cited

COOL-LAMPS II. Characterizing the Size and Star Formation History of a Bright Strongly Lensed Early-Type Galaxy at Redshift 1.02

Ezra Sukay, Gourav Khullar, Michael D. Gladders +17

We present COOL J1323+0343, an early-type galaxy at , strongly lensed by a cluster of galaxies at z = . This object was originally image…

astro-ph.GA2021★ 14 cited

Synthesizing Stellar Populations in South Pole Telescope Galaxy Clusters: I. Ages of Quiescent Member Galaxies at 0.3 < z < 1.4

Gourav Khullar, Matthew B. Bayliss, Michael D. Gladders +14

Using stellar population synthesis models to infer star formation histories (SFHs), we analyse photometry and spectroscopy of a large sample of quiescent galaxies which are members…

astro-ph.GA2021★ 17 cited

A 30 kpc Spatially Extended Clumpy and Asymmetric Galactic Outflow at z 1.7

Ahmed Shaban, Rongmon Bordoloi, John Chisholm +10

We image the spatial extent of a cool galactic outflow with fine structure Fe II emission and resonant Mg II emission in a gravitationally lensed star-forming galaxy at $z = 1.…

astro-ph.GA2020★ 17 cited

Spatial Variation in Strong Line Ratios and Physical Conditions in Two Strongly-Lensed Galaxies at z~1.4

Michael K. Florian, Jane R. Rigby, Ayan Acharyya +14

For studies of galaxy formation and evolution, one of the major benefits of the James Webb Space Telescope is that space-based IFUs like those on its NIRSpec and MIRI instruments w…

astro-ph.GA2015★ 576 cited

Eight New Milky Way Companions Discovered in First-Year Dark Energy Survey Data

The DES Collaboration, K. Bechtol, A. Drlica-Wagner +91

We report the discovery of eight new Milky Way companions in ~1,800 deg^2 of optical imaging data collected during the first year of the Dark Energy Survey (DES). Each system is id…

astro-ph.GA2014★ 65 cited

The Blanco Cosmology Survey: An Optically-Selected Galaxy Cluster Catalog and a Public Release of Optical Data Products

L. E. Bleem, B. Stalder, M. Brodwin +5

The Blanco Cosmology Survey is 4-band (griz) optical-imaging survey that covers ~80 square degrees of the southern sky. The survey consists of two fields roughly centered at (RA,DE…

astro-ph.CO2012★ 90 cited

A Measurement of the Correlation of Galaxy Surveys with CMB Lensing Convergence Maps from the South Pole Telescope

L. E. Bleem, A. van Engelen, G. P. Holder +68

We compare cosmic microwave background lensing convergence maps derived from South Pole Telescope (SPT) data with galaxy survey data from the Blanco Cosmology Survey, the Wide-fiel…

astro-ph.CO2011★ 76 cited

The galaxy stellar mass function and its evolution with time show no dependence on global environment

Benedetta Vulcani, Bianca M. Poggianti, August Oemler +7

We present the analysis of the galaxy stellar mass function in different environments at intermediate redshift (0.3<z<0.8) for two mass-limited galaxy samples. We use the IMACS Clu…