Simple and compact high-power continuous-wave deep ultraviolet source at 261 nm based on diode-pumped intra-cavity frequency doubled Pr:LiYF4 green laser - Feng, Kai; Wang, Dong; Zhu, Yizhen; Xu, Bin; Chen, Zhong; Baesso, Mauro Luciano; Catunda, Tomaz (Optics Express, 2023)