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Laser & Optoelectronics Progress, Volume. 55, Issue 12, 121404(2018)

Passively Q-Switched 1319 nm Nd∶YAG Laser Based on Co∶MgAl2O4 Crytal

Hongyi Lin*, Hong Liu, Shunqin Zhang, and Yukun Li
Author Affiliations
  • School of Optoelectronic and Communication Engineering, Xiamen University of Technology, Xiamen, Fujian 361024, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (7)
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    References (10)
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    Figures & Tables(7)
    Schematic of 1319 nm Nd∶YAG pulsed laser

    Fig. 1. Schematic of 1319 nm Nd∶YAG pulsed laser

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    Output power of 1319 nm laser

    Fig. 2. Output power of 1319 nm laser

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    Output spectrum and spot image of 1319.5 nm laser

    Fig. 3. Output spectrum and spot image of 1319.5 nm laser

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    Pulse sequence of 1319.5 nm laser at pump power of 10.0 W

    Fig. 4. Pulse sequence of 1319.5 nm laser at pump power of 10.0 W

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    Repetition rate and pulse width versus pump power

    Fig. 5. Repetition rate and pulse width versus pump power

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    Single pulse energy and peak power versus pump power

    Fig. 6. Single pulse energy and peak power versus pump power

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    • Table 1. Output performances of passively Q-switched lasers near 1.3 μm

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      Table 1. Output performances of passively Q-switched lasers near 1.3 μm

      LaserWavelength /nmSaturableabsorberPulseenergy /μJPulsewidth /nsPeakpower /W
      Nd∶YAG (proposed)1319.0Co∶MgAl2O428.1018.31533
      Nd∶GYSGG[3]1331.0V∶YAG22.8023.9954
      Nd∶GYSGG[4]1331.6Co∶MgAl2O427.2020.51319
      Ceramic Nd∶YAG[5]1319.0V∶YAG7.83128.061
      Nd∶YVO461342.0V∶YAG3.309.3350
      Nd∶YVO471342.0Co∶LMA14.5042.0346
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    Hongyi Lin, Hong Liu, Shunqin Zhang, Yukun Li. Passively Q-Switched 1319 nm Nd∶YAG Laser Based on Co∶MgAl2O4 Crytal[J]. Laser & Optoelectronics Progress, 2018, 55(12): 121404

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    Paper Information

    Category: Lasers and Laser Optics

    Received: May. 18, 2018

    Accepted: Jun. 19, 2018

    Published Online: Aug. 1, 2019

    The Author Email: Hongyi Lin (linyi0714@163.com)

    DOI:10.3788/LOP55.121404

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology