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Chinese Optics Letters, Volume. 17, Issue 2, 020003(2019)

Active–passive pulse laser based on gold nanobipyramids at 1.3 μm wavelength

Cong Wang1, Qianqian Peng1, Linlin Xin2、*, and Jie Liu1、**
Author Affiliations
  • 1Shandong Provincial Key Laboratory of Optics and Photonic Device, School of Physics and Electronics, Shandong Normal University, Jinan 250014, China
  • 2Department of Dermatology, Qianfoshan Hospital of Shandong Province, Jinan 250014, China
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    (a) Fabrication process of Au-NBPs. TEM image with a scale of (b) 2000 nm and (c) 100 nm. (d) Absorption spectrum of Au-NBPs.

    Fig. 1. (a) Fabrication process of Au-NBPs. TEM image with a scale of (b) 2000 nm and (c) 100 nm. (d) Absorption spectrum of Au-NBPs.

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    Experimental setup of DQS Nd:GdVO4 laser.

    Fig. 2. Experimental setup of DQS Nd:GdVO4 laser.

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    (a) Average output power and (b) pulse width and repetition rate versus absorbed pump power.

    Fig. 3. (a) Average output power and (b) pulse width and repetition rate versus absorbed pump power.

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    (a) Average output power and (b) pulse width versus absorbed pump power at the DQS laser. Inset, output spectrum.

    Fig. 4. (a) Average output power and (b) pulse width versus absorbed pump power at the DQS laser. Inset, output spectrum.

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    Peak power versus absorbed pump power.

    Fig. 5. Peak power versus absorbed pump power.

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    Temporal pulse profiles and pulse trains for (a) singly PQS laser and DQS laser at the modulation frequencies of (b) 10 kHz, (c) 20 kHz, and (d) 30 kHz.

    Fig. 6. Temporal pulse profiles and pulse trains for (a) singly PQS laser and DQS laser at the modulation frequencies of (b) 10 kHz, (c) 20 kHz, and (d) 30 kHz.

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    • Table 1. Compression Ratio and Enhancement Time at Different Modulation Frequencies of DQS Laser

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      Table 1. Compression Ratio and Enhancement Time at Different Modulation Frequencies of DQS Laser

       DQS laser
       10 kHz20 kHz30 kHz
      Compression ratio82.6%75.1%53.6%
      Enhancement time16.05.82.3
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    Cong Wang, Qianqian Peng, Linlin Xin, Jie Liu, "Active–passive pulse laser based on gold nanobipyramids at 1.3 μm wavelength," Chin. Opt. Lett. 17, 020003 (2019)

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    Paper Information

    Special Issue: EXTRAORDINARY 2D MATERIALS BASED NANOPHOTONICS

    Received: Oct. 24, 2018

    Accepted: Nov. 29, 2018

    Published Online: Feb. 14, 2019

    The Author Email: Linlin Xin (xinll158@sina.com), Jie Liu (jieliu@sdnu.edu.cn)

    DOI:10.3788/COL201917.020003

    Topics

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