Laser & Optoelectronics Progress, Volume. 58, Issue 23, 2314001(2021)

Time-Domain Waveform Programmable Femtosecond Burst-Mode Ytterbium-Doped Fiber Amplification

Congcong Zhang1, Yang Liu1、**, Gehui Xie1, Zejiang Deng1, Shiping Xiong1, Daping Luo1, Wenxue Li1,2、*, Bin Wu3, and Kunfeng Chen3
Author Affiliations
  • 1State Key Laboratory of Precision Spectroscopy, East China Normal University, Shanghai 200062, China
  • 2Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan , Shanxi 030006, China
  • 3Science and Technology on Electronic Test & Measurement Laboratory, The 41st Research Institute of CETC, Qingdao , Shandong 266000, China
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    In this paper, a programmable method of laser pulse selection and amplitude control is proposed to generate pulse bursts with arbitrary time-domain waveform. A flexible and programmable pulse picker unit based on field-programmable gate array is used to drive the acousto-optic modulator to realize the fine control of each pulse's energy in bursts. Based on this innovative regulation technology of pulses' time-domain characteristics, high-energy bursts with different time-domain waveforms are realized by using ytterbium-doped chirped pulse fiber amplification system. The outputs of the system are the bursts with burst energy of 20 μJ, burst repetition rate of 1 MHz, and pulse width of less than 300 fs.

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    Congcong Zhang, Yang Liu, Gehui Xie, Zejiang Deng, Shiping Xiong, Daping Luo, Wenxue Li, Bin Wu, Kunfeng Chen. Time-Domain Waveform Programmable Femtosecond Burst-Mode Ytterbium-Doped Fiber Amplification[J]. Laser & Optoelectronics Progress, 2021, 58(23): 2314001

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Jan. 26, 2021

    Accepted: Mar. 9, 2021

    Published Online: Nov. 18, 2021

    The Author Email: Liu Yang (yliu@lps.ecnu.edu.cn), Li Wenxue (wxli@phy.ecnu.edu.cn)

    DOI:10.3788/LOP202158.2314001

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