Sung Kei Li

2 papers · Latest: April 24, 2026

First Statistical Study of Over 100 Magnified Stellar Events at Redshift $z \approx 0.725$ with JWST

JWST enabled the first statistical study of over 100 magnified stars at z≈0.725 in the Dragon galaxy, revealing insights into stellar populations and dark matter.

2604.22702Apr 24, 2026

Galaxies & Cosmology

Extragalactic microlensing through Ultra Diffuse Galaxies

This paper explores extragalactic microlensing through Ultra Diffuse Galaxies, finding it possible but rare for NGC1052-DF2, with future prospects using Euclid and LSST.

2604.11368Apr 13, 2026

📬 Weekly AI Paper Digest

Get the top 10 AI/ML arXiv papers from the week — summarized, scored, and delivered to your inbox every Monday.