{"paper":{"title":"Accelerated Evolution of Ly$\\alpha$ Luminosity Function at $\\textit{z} \\gtrsim 7$ Revealed by the Subaru Ultra-Deep Survey for Ly$\\alpha$ Emitters at $\\textit{z}=7.3$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Akira Konno, Hisanori Furusawa, Kazuhiro Shimasaku, Kimihiko Nakajima, Masami Ouchi, Masanori Iye, Rieko Momose, Suraphong Yuma, Takatoshi Shibuya, Yoshiaki Naito, Yoshiaki Ono","submitted_at":"2014-04-24T09:33:09Z","abstract_excerpt":"We present the ultra-deep Subaru narrowband imaging survey for Lya emitters (LAEs) at $z=7.3$ in SXDS and COSMOS fields with a total integration time of 106 hours. Exploiting our new sharp bandwidth filter, NB101, installed on Suprime-Cam, we have reached $L(Lya)=2.4\\times10^{42} \\ erg \\ s^{-1}$ ($5\\sigma$) for $z=7.3$ LAEs, about 4 times deeper than previous Subaru $z \\gtrsim 7$ studies, which allows us to reliably investigate evolution of Lya luminosity function (LF), for the first time, down to the luminosity limit same as those of Subaru $z=3.1-6.6$ LAE samples. Surprisingly, we only find "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6066","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}