Continuous-wave narrow-linewidth vacuum ultraviolet laser source - Qi Xiao; Gleb Penyazkov; Xiangliang Li; Beichen Huang; Wenhao Bu; Juanlang Shi; Haoyu Shi; Tangyin Liao; Gaowei Yan; Haochen Tian; Yixuan Li; Jiatong Li; et al. (Nature, 2026)