High-power ultraviolet 278-nm laser from fourth-harmonic generation of an Nd:YAG amplifier in CsB3O5 crystal
He Miao1, 2, 3, Yang Feng1, 2, †, Dong Cheng1, 2, 3, Wang Zhi-Chao1, 2, Yuan Lei1, 2, Xu Yi-Ting1, ‡, Zhang Guo-Chun2, Wang Zhi-Min1, 2, Bo Yong1, 2, Peng Qin-Jun1, 2, Cui Da-Fu1, Wu Yi-Cheng2, Xu Zu-Yan1, 2
       

Measured and calculated pulse profile of the UV 278 nm laser.