2 papers
astro-ph.CO2026
Primordial Magnetic Fields at Cosmic Dawn: 21-cm Forecasts with HERA and SKA
Keduse Worku, Hector Afonso G. Cruz, Marc Kamionkowski
Primordial magnetic fields (PMFs) can enhance the abundance of low-mass halos during Cosmic Dawn by sourcing additional small-scale matter fluctuations. This enhanced small-scale p…
astro-ph.GA2025
High-Redshift Galaxy Candidates at z > 6 as Revealed by JWST Observations of MACS0647
Keduse Worku, Tiger Yu-Yang Hsiao, Dan Coe +9
We present a catalog of 57 high-redshift galaxy candidates, including 14 spectroscopic confirmations ( -- 9.25), 2 Little Red Dots (, 5.81), and 2 interlo…