Author:
Wang Shan,Zhuang Ziheng,Luo Weijia,Lin Di,Zhang Cong,Xiang Meng,Li Jianping,Fu Songnian,Qin Yuwen
Abstract
We demonstrate the amplification of optical vortex pulses from an Yb-doped fiber amplifier, achieving 33W average output power with 1.4µJ pulse energy that can be compressed to 245fs with a peak power of 5MW.