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Chinese Optics Letters, Volume. 15, Issue 2, 020601(2017)

Generation of passively Q-switched fiber laser at 1  μm by using MoSSe as a saturable absorber

H. Ahmad*, S. A. Reduan, S. N. Aidit, and Z. C. Tiu
Author Affiliations
  • Photonics Research Centre, University of Malaya, Kuala Lumpur 50603, Malaysia
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    References (43)
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    MoSSe mechanical exfoliation process and deposition onto the fiber ferrule.

    Fig. 1. MoSSe mechanical exfoliation process and deposition onto the fiber ferrule.

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    Characterization of MoSSe SA Raman spectrum. The insets of Fig. 2 show (a) the linear absorption, (b) the non-linear absorption measurement, and (c) the microscope image capture of the SA.

    Fig. 2. Characterization of MoSSe SA Raman spectrum. The insets of Fig. 2 show (a) the linear absorption, (b) the non-linear absorption measurement, and (c) the microscope image capture of the SA.

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    Setup of the proposed Q-switched YDF laser.

    Fig. 3. Setup of the proposed Q-switched YDF laser.

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    Q-switched pulsed output at 1 μm, showing (a) the optical output as obtained using an OSA and a Q-switched pulse train obtained using an RFSA (inset) and (b) single-pulse RFSA and wide-band RFSA (inset).

    Fig. 4. Q-switched pulsed output at 1 μm, showing (a) the optical output as obtained using an OSA and a Q-switched pulse train obtained using an RFSA (inset) and (b) single-pulse RFSA and wide-band RFSA (inset).

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    (a) Repetition rate and pulse width and (b) output power and pulse energy as a function of the rising pump power.

    Fig. 5. (a) Repetition rate and pulse width and (b) output power and pulse energy as a function of the rising pump power.

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    • Table 1. Comparison of Reported Work with Results of Similar Systems from Other Works Using Different SAs

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      Table 1. Comparison of Reported Work with Results of Similar Systems from Other Works Using Different SAs

      Type of SARepetition Rate (kHz)Min. Pulse Width (μs)Max. Pulse Energy (nJ)Max. Output Power (mW)Refs.
      Graphene140–2570.074612[43]
      TI8.3–29.11.9517.90.46[42]
      MoS26.4–28.95.832.60.9[1]
      MoSSe56.7–71.31.218.91.3Reported
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    H. Ahmad, S. A. Reduan, S. N. Aidit, Z. C. Tiu. Generation of passively Q-switched fiber laser at 1  μm by using MoSSe as a saturable absorber[J]. Chinese Optics Letters, 2017, 15(2): 020601

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Oct. 5, 2016

    Accepted: Nov. 23, 2016

    Published Online: Jul. 26, 2018

    The Author Email: H. Ahmad (harith@um.edu.my)

    DOI:10.3788/COL201715.020601

    Topics

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