High Power Laser and Particle Beams, Volume. 32, Issue 12, 121005(2020)

Two key frontier issues on picosecond pulses generated by mode-locked fiber lasers

Qiao Lu1 and qinghe Mao1,2、*
Author Affiliations
  • 1Anhui Provincial Key Laboratory of Photonics Devices and Materials, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei 230026
  • 2School of Environmental Science and Optoelectronic Technology,University of Science and Technology of China, Hefei 230026
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    Figures & Tables(18)
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    (a) Spectral broadening factor N as functions of nonlinear phase shift for Gaussian and Lorentz-shaped pulses;(b) spectral broadening slope as a function of spectral profile coefficient m of the pulse;(c) RMS bandwidths for the output pulse of YDFA-2 as functions of the pulse energy when the controlling temperatures of the FBG notch filter are at 20 ℃ (green triangle),30 ℃ (red circle) and 40 ℃ (black rectangle),respectively(a)高斯和洛伦兹形脉冲的光谱展宽斜率N与非线性相移之间的关系;(b)光谱展宽斜率与脉冲光谱波形系数m之间的关系;(c)不同FBG陷波滤波器控制温度下,YDFA-2输出脉冲RMS谱宽与能量之间的关系,其中绿色三角、红色圆形和黑色矩形分别对应于20,30和40 ℃的控制温度
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    • Table 1.

      Parameters used in simulations of the fiber laser

      激光器模拟参数表

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      Table 1.

      Parameters used in simulations of the fiber laser

      激光器模拟参数表

      parametervalue
      , and of NBF 0.3 nm,1064 nm,60%
      ,relaxation time and of SAM 18%,0.5 ps,6 W
      length,GVD and nonlinearity of SMF11 m,0.024 ps2/m,3.5×10−3 W−1·m−1
      length,g and saturation energy of YDF 1 m,9.6 dB/m,1 nJ
      length,GVD and nonlinearity of SMF21 m,0.024 ps2/m,3.5×10−3 W−1·m−1
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    Qiao Lu, qinghe Mao. Two key frontier issues on picosecond pulses generated by mode-locked fiber lasers[J]. High Power Laser and Particle Beams, 2020, 32(12): 121005

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    Paper Information

    Category: Fiber Laser

    Received: Jul. 20, 2020

    Accepted: --

    Published Online: Jan. 6, 2021

    The Author Email: Mao qinghe (mqinghe@aiofm.ac.cn)

    DOI:10.11884/HPLPB202032.200210

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