Cascaded third-harmonic-generation converter based on a single ADP crystal

Qi Hong-Wei^{1, 2}, Sun Yu-Xiang^{1, 2}, Wang Zheng-Ping^{1, 2, †}, Zhang Xu-Zhao^{1, 2}, Yu Fa-Peng^{1, 2}, Sun Xun^{1, 2}, Xu Xin-Guang^{1, 2, ‡}, Zhao Xian^{1, 2}

(color online) THG output energy and conversion efficiency as functions of the fundamental energy. Inset: a THG facula.