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Chinese Optics Letters, Volume. 16, Issue 2, 020012(2018)

Graphene/MoS2 heterostructure: a robust mid-infrared optical modulator for Er3+-doped ZBLAN fiber laser

Pinghua Tang1, Yue Tao1, Yuliang Mao1, Man Wu2, Zongyu Huang1, Shengnan Liang1, Xinhang Chen1, Xiang Qi1、*, Bin Huang2, Jun Liu3, and Chujun Zhao2、**
Author Affiliations
  • 1Hunan Key Laboratory for Micro-Nano Energy Materials and Devices, School of Physics and Optoelectronics, Xiangtan University, Xiangtan 411105, China
  • 2Key Laboratory for Micro-/Nano-Optoelectronic Devices of Ministry of Education, School of Physics and Electronics, Hunan University, Changsha 410082, China
  • 3SZU-NUS Collaborative Innovation Center for Optoelectronic Science & Technology, Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province, College of Optoelectronic Engineering, Shenzhen University, Shenzhen 518060, China
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    Characterizations of the graphene/MoS2 heterostructure. (a) SEM image, (b) XRD pattern, and (c) Raman spectrum of the graphene/MoS2 heterostructure sample. (d) The measured nonlinear power-dependent reflectivity of the graphene/MoS2 heterostructure modulator.

    Fig. 1. Characterizations of the graphene/MoS2 heterostructure. (a) SEM image, (b) XRD pattern, and (c) Raman spectrum of the graphene/MoS2 heterostructure sample. (d) The measured nonlinear power-dependent reflectivity of the graphene/MoS2 heterostructure modulator.

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    Experimental setup of the graphene/MoS2 heterostructure Q-switched Er3+-doped ZBLAN fiber laser. G/MoS2, graphene/MoS2 heterostructure.

    Fig. 2. Experimental setup of the graphene/MoS2 heterostructure Q-switched Er3+-doped ZBLAN fiber laser. G/MoS2, graphene/MoS2 heterostructure.

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    Oscilloscope traces of the Q-switched pulses with different incident powers. (a), (b), (c), and (d) with an incident pump power of 1.9, 2.7, 3.4, and 4.1 W, respectively.

    Fig. 3. Oscilloscope traces of the Q-switched pulses with different incident powers. (a), (b), (c), and (d) with an incident pump power of 1.9, 2.7, 3.4, and 4.1 W, respectively.

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    Output characteristics of the graphene/MoS2 heterostructure Q-switched Er3+-doped ZBLAN fiber laser. (a) Pulse width and pulse repetition rate and (b) output power and per-pulse energy versus incident pump power; (c) output spectrum and (d) RF spectrum at the average output power of 100 mW.

    Fig. 4. Output characteristics of the graphene/MoS2 heterostructure Q-switched Er3+-doped ZBLAN fiber laser. (a) Pulse width and pulse repetition rate and (b) output power and per-pulse energy versus incident pump power; (c) output spectrum and (d) RF spectrum at the average output power of 100 mW.

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    Pinghua Tang, Yue Tao, Yuliang Mao, Man Wu, Zongyu Huang, Shengnan Liang, Xinhang Chen, Xiang Qi, Bin Huang, Jun Liu, Chujun Zhao, "Graphene/MoS2 heterostructure: a robust mid-infrared optical modulator for Er3+-doped ZBLAN fiber laser," Chin. Opt. Lett. 16, 020012 (2018)

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    Paper Information

    Special Issue: PHOTONICS BASED ON 2D NONCARBON MATERIALS

    Received: Sep. 23, 2017

    Accepted: Nov. 10, 2017

    Published Online: Jul. 16, 2018

    The Author Email: Xiang Qi (xqi@xtu.edu.cn), Chujun Zhao (cjzhao@hnu.edu.cn)

    DOI:10.3788/COL201816.020012

    Topics

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