β-BaB2O4 with special cut-angle applied to single crystal cascaded third-harmonic generation*

Project supported by the Natural Science Foundation of Shandong Province, China (Grant Nos. ZR2017MF031 and ZR2018BF029).

Ren Hong-Kai1, 2, Qi Hong-Wei3, Wang Zheng-Ping1, 2, †, Wu Zhi-Xin1, 2, Wang Meng-Xia1, 2, Sun Yu-Xiang1, 2, Sun Xun1, 2, Xu Xin-Guang1, 2, ‡
       

(color online) Variation of (a) cascaded THG output energy and (b) conversion efficiency with the fundamental energy of different BBO samples.