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Acta Optica Sinica, Volume. 38, Issue 4, 0414001(2018)

Output Characteristics of Q-Switched CO2 Laser Power Amplifier

Changjun Ke1, Yanhong Zhong1, Danyang Li1,2, Lei Wan1,2, and Jin Wu1、*
Author Affiliations
  • 1 Institute of Electronics, Chinese Academy of Sciences, Beijing 100190, China
  • 2 University of Chinese Academy of Sciences, Beijing 100049, China
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    Figures & Tables(5)
    Structural schematic of Q-switched CO2 laser power amplifier

    Fig. 1. Structural schematic of Q-switched CO2 laser power amplifier

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    Loss function model of Q-switch

    Fig. 2. Loss function model of Q-switch

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    Calculated results of Q-switched CO2 laser. (a) Laser pulse waveform; (b) laser spectra

    Fig. 3. Calculated results of Q-switched CO2 laser. (a) Laser pulse waveform; (b) laser spectra

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    Calculated results of laser output of Q-switched CO2 laser power amplifier with different beam split ratios. (a) Laser pulse waveforms with different beam split ratios; (b) laser peak power; (c) laser pulse width; (d) laser spectra with beam split ratio of 6%

    Fig. 4. Calculated results of laser output of Q-switched CO2 laser power amplifier with different beam split ratios. (a) Laser pulse waveforms with different beam split ratios; (b) laser peak power; (c) laser pulse width; (d) laser spectra with beam split ratio of 6%

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    Effects of different pumping electron densities on calculated results of laser output of Q-switched CO2 laser power amplifier with same beam split ratio of 6%. (a) Laser pulse waveforms with different pumping electron densities; (b) laser peak power; (c) laser pulse width; (d) laser spectra with pumping electron density of 6×1017 m-3

    Fig. 5. Effects of different pumping electron densities on calculated results of laser output of Q-switched CO2 laser power amplifier with same beam split ratio of 6%. (a) Laser pulse waveforms with different pumping electron densities; (b) laser peak power; (c) laser pulse width; (d) laser spectra with pumping electron density of 6×1017 m-3

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    Changjun Ke, Yanhong Zhong, Danyang Li, Lei Wan, Jin Wu. Output Characteristics of Q-Switched CO2 Laser Power Amplifier[J]. Acta Optica Sinica, 2018, 38(4): 0414001

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Oct. 18, 2017

    Accepted: --

    Published Online: Jul. 10, 2018

    The Author Email: Wu Jin (jwu@mail.ie.ac.cn)

    DOI:10.3788/AOS201838.0414001

    Topics

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