Development of a single-resonant optical parametric oscillator with tunable output from 218 nm to 322 nm. - Yu, Hengzhe; Yu, Yu; Li, Kai; Wang, Junguang; Dong, Shanshan; Zhao, Chenjie; Yin, Jian; Zhao, Jie; Cao, Chen; Yue, Jianfeng; Jia, Mengyu; Shi, Jia; et al. (Applied Physics B: Lasers & Optics, 2025)