activity
20062026
most citedDark Energy Survey Year 1 Results: Cosmological Constraints from Galaxy Clustering and Weak Lensing

1.2k citations · 24.2k across the 290 of their papers we have counts for

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Showing 2018 · astro-ph.GAShow all

6 papers · 2 filters

astro-ph.GA2018★ 59 cited

Chemical Abundance Analysis of Tucana III, the Second -process Enhanced Ultra-Faint Dwarf Galaxy

J. L. Marshall, T. Hansen, J. D. Simon +56

We present a chemical abundance analysis of four additional confirmed member stars of Tucana III, a Milky Way satellite galaxy candidate in the process of being tidally disrupted a…

astro-ph.GA2018★ 105 cited

Finding high-redshift strong lenses in DES using convolutional neural networks

C. Jacobs, T. Collett, K. Glazebrook +63

We search Dark Energy Survey (DES) Year 3 imaging data for galaxy-galaxy strong gravitational lenses using convolutional neural networks. We generate 250,000 simulated lenses at re…

astro-ph.GA2018★ 64 cited

Quasar Accretion Disk Sizes from Continuum Reverberation Mapping in the DES Standard Star Fields

Zhefu Yu, Paul Martini, T. M. Davis +72

Measurements of the physical properties of accretion disks in active galactic nuclei are important for better understanding the growth and evolution of supermassive black holes. We…

astro-ph.GA2018★ 38 cited

The morphology and structure of stellar populations in the Fornax dwarf spheroidal galaxy from Dark Energy Survey Data

Mei-Yu Wang, T. de Boer, A. Pieres +55

Using deep wide-field photometry three-year data (Y3) from the Dark Energy Survey (DES), we present a panoramic study of the Fornax dwarf spheroidal galaxy. The data presented here…

astro-ph.GA2018★ 68 cited

Modelling the Tucana III stream - a close passage with the LMC

D. Erkal, T. S. Li, S. E. Koposov +67

We present results of the first dynamical stream fits to the recently discovered Tucana III stream. These fits assume a fixed Milky Way potential and give proper motion predictions…

astro-ph.GA2018★ 76 cited

The First Tidally Disrupted Ultra-Faint Dwarf Galaxy? - Spectroscopic Analysis of the Tucana III Stream

T. S. Li, J. D. Simon, K. Kuehn +68

We present a spectroscopic study of the tidal tails and core of the Milky Way satellite Tucana III, collectively referred to as the Tucana III stream, using the 2dF+AAOmega spectro…