astro-ph.GA
A Galaxy with an Extremely Blue UV Slope $β=-3$ at $z=9.25$ Identified by JWST Spectroscopy: Evidence for a Weak Nebular Continuum and Efficient Ionizing Photon Escape?
Hiroto Yanagisawa Masami Ouchi Kimihiko Nakajima Yuichi Harikane Seiji Fujimoto Yoshiaki Ono Hiroya Umeda Minami Nakane Hidenobu Yajima Hajime Fukushima Yi Xu