Linear and nonlinear characteristics of time-resolved photoluminescence modulation by terahertz pulse

Gong Jiao-Li^{1, 2}, Liu Jin-Song^{1, †}, Zhang Man¹, Chu Zheng¹, Yang Zhen-Gang¹, Wang Ke-Jia¹, Yao Jian-Quan¹

(color online) (a) P values changing with pulse delay time in different THz fields, at and . (b) P values changing with pulse delay time at different values of sampling time t, and .