3 papers
astro-ph.GA2026
An Optical Illusion: High Electron Densities Create Extremely Metal-Poor Galaxy Impostors
Tiger Yu-Yang Hsiao, Danielle A. Berg, Steven L. Finkelstein +8
JWST has enabled the discovery of dozens of extremely metal-poor galaxies (EMPGs) with metallicities below , representing a significant leap toward detecting the fi…
astro-ph.GA2026
Hunting Wandering 3<z<8 Black Holes: Spatial Offsets in Ionization Ratio and Continuum Emission
Urvi Thakurdesai, Anthony J. Taylor, Steven L. Finkelstein +14
The early growth and assembly of supermassive black holes (SMBHs) remain key topics of interest in galaxy evolution. One of the scenarios predicted by theoretical models is that fr…
astro-ph.GA2026
HETDEX Public Data Release 1: Source Catalog 2 and Data Cubes from ~90 sq deg of Integral-Field Optical Spectroscopy
Erin Mentuch Cooper, Karl Gebhardt, Dustin Davis +36
The Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) is a wide-field, integral-field spectroscopic survey designed to map the large-scale distribution of Lyman-alpha emitting…