Nonlinear compression of picosecond chirped pulse from thin-disk amplifier system through a gas-filled hollow-core fiber

Lu Jun^{1, 2, 3}, Huang Zhi-Yuan^{2, 4}, Wang Ding², Xu Yi², Liu Yan-Qi², Guo Xiao-Yang², Li Wen-Kai², Wu Fen-Xiang², Liu Zheng-Zheng², Leng Yu-Xin²

(a) Temporal profiles for input (blue dash curve) and output (red solid curve) pulse, respectively. (b) Spectral intensity profiles of the input (blue dash curve) and output (red solid curve) pulse, respectively. The fiber inner diameter is 400 μm, fiber length is 1 m, and gas pressure is 3 bar.