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Chinese Optics Letters, Volume. 17, Issue 11, 111403(2019)

High peak power 1.0 μm and tri-wavelength 1.3 μm Nd:ScYSiO5 crystal lasers

Qiangguo Wang2, Na Cui2, Yongping Yao2, Lihua Meng2, Lei Li1, Lulu Dong1,2, Huiyun Zhang2, Shande Liu1,2、*, and Dehua Li2、**
Author Affiliations
  • 1College of Electrical Engineering and Automation, Shandong University of Science and Technology, Qingdao 266590, China
  • 2College of Electronic and Information Engineering, Shandong University of Science and Technology, Qingdao 266590, China
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    (a) Experimental configuration of the 1.0 μm Nd:ScYSiO5 electro-optically Q-switched laser. (b) Experimental configuration of the 1.3 μm Nd:ScYSiO5 CW laser.

    Fig. 1. (a) Experimental configuration of the 1.0 μm Nd:ScYSiO5 electro-optically Q-switched laser. (b) Experimental configuration of the 1.3 μm Nd:ScYSiO5 CW laser.

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    Electro-optically Q-switched laser output power versus absorbed pump power. Inset: the laser spectrum of the electro-optically Q-switched Nd:ScYSiO5 laser.

    Fig. 2. Electro-optically Q-switched laser output power versus absorbed pump power. Inset: the laser spectrum of the electro-optically Q-switched Nd:ScYSiO5 laser.

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    Laser pulse width versus the absorbed pump power.

    Fig. 3. Laser pulse width versus the absorbed pump power.

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    Typical electro-optically Q-switched laser pulse trains. (Inset: the single laser pulse profile.)

    Fig. 4. Typical electro-optically Q-switched laser pulse trains. (Inset: the single laser pulse profile.)

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    M2 value and laser beam profile at the highest output power.

    Fig. 5. M2 value and laser beam profile at the highest output power.

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    Average output power versus absorbed pump power of the 1.3 μm CW Nd:ScYSiO5 laser.

    Fig. 6. Average output power versus absorbed pump power of the 1.3 μm CW Nd:ScYSiO5 laser.

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    Output spectra of the 1.3 μm multiwavelength Nd:ScYSiO5 laser.

    Fig. 7. Output spectra of the 1.3 μm multiwavelength Nd:ScYSiO5 laser.

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    • Table 1. Comparison of the Q-switched laser properties with different Nd-doped oxyorthosilicate crystals

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      Table 1. Comparison of the Q-switched laser properties with different Nd-doped oxyorthosilicate crystals

      MaterialsQ-switcherA. Power (W)P. Width (ns)P. Energy (μJ)P. Power (kW)Refs.
      Nd:ScYSiO5Cr:YAG1.032416.20.7[12]
      Nd:LuYSiO5Cr:YAG−0.272934.31.2[20]
      Nd:GdYSiO5Cr:YAG1.2087.83003.4[21]
      Nd:Lu2SiO5Cr:YAG−0.4712.4292.3[22]
      Nd:Sc2SiO5Cr:YAG−0.132744.81.7[23]
      Nd:ScYSiO5RTP EO Q-switcher0.513076525.5This work
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    Qiangguo Wang, Na Cui, Yongping Yao, Lihua Meng, Lei Li, Lulu Dong, Huiyun Zhang, Shande Liu, Dehua Li, "High peak power 1.0 μm and tri-wavelength 1.3 μm Nd:ScYSiO5 crystal lasers," Chin. Opt. Lett. 17, 111403 (2019)

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    Paper Information

    Category: Lasers and Laser Optics

    Received: May. 15, 2019

    Accepted: Jun. 20, 2019

    Published Online: Sep. 4, 2019

    The Author Email: Shande Liu (pepsl_liu@163.com), Dehua Li (jcbwl@sdust.edu.cn)

    DOI:10.3788/COL201917.111403

    Topics

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