Subaru meets JWST: A Direct Measurement of Ly Escape Fraction at with Dual Narrow-Band Imaging

arXiv:2607.08264 · astro-ph.GA · Submitted 2026-07-09 · Read on arXiv

Shunta Shimizu, Nobunari Kashikawa, Ryo Emori, Junya Arita, Kohei Inayoshi, Akio K. Inoue, Kei Ito, Satoshi Kikuta, Kentaro Koretomo, Mariko Kubo, Yongming Liang, Rieko Momose, Kentaro Nagamine, Masafusa Onoue, Rhythm Shimakawa, Yoshihiro Takeda, Hisakazu Uchiyama, Takehiro Yoshioka

astro-ph.GA

Submitted: 2026-07-09

Comments: 18 pages, 13 figures, submitted to MNRAS

Project page: https://dawn-cph.github.io/dja/imaging/v7

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Aperture — 45× in this paper · explained in 1 episode
• alpha — 14× in this paper · explained in 1 episode
• AGN — 7× in this paper · explained in 1 episode
• Dust Attenuation — 7× in this paper · explained in 2 episodes
• Trace — 7× in this paper · explained in 2 episodes
• Metallicity — 6× in this paper · explained in 3 episodes
• Aperture Photometry — 4× in this paper · explained in 1 episode
• Japan Society for the Promotion of Science — 4× in this paper
• Calibration — 3× in this paper · explained in 7 episodes
• Mikulski Archive for Space Telescopes — 3× in this paper
• National Astronomical Observatory of Japan — 2× in this paper
• Verification — 2× in this paper · explained in 2 episodes
• Abundance — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Cooperation — 1× in this paper · explained in 2 episodes
• Cosmic Evolution Early Release Science — 1× in this paper
• Homogenization — 1× in this paper · explained in 2 episodes
• Hubble Space Telescope — 1× in this paper
• Hyper Suprime-Cam — 1× in this paper
• Little Red Dots — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes
• Systematic Bias — 1× in this paper · explained in 3 episodes
• World Premier Research Center Initiative — 1× in this paper

Sources

• The Pan-STARRS1 Surveys
• Galaxy shapes of Light (GaLight): a 2D modeling of galaxy images
• A Critical Evaluation of the Physical Nature of the Little Red Dots
• Balmer Decrements and Nebular-Stellar Reddening in JADES Galaxies at $2.7<z<7$
• An Updated Characterization of Luminous Ly alpha emitters at the End of Reionization
• Lyman-alpha emission at the end of reionization: line strengths and profiles from MMT and JWST observations at z~5-6

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