• Infrared and Laser Engineering
  • Vol. 53, Issue 12, 20240351 (2024)
Tong WU1,2, Peng ZHANG1,2, Yang LIU1,2, Yunlong FAN1,2, and Hao YU1,2
Author Affiliations
  • 1Institute of Space Optoelectronics Technology, Changchun University of Science and Technology, Changchun 130022, China
  • 2College of Optoelectronic Engineering, Changchun University of Science and Technology, Changchun 130022, China
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    DOI: 10.3788/IRLA20240351 Cite this Article
    Tong WU, Peng ZHANG, Yang LIU, Yunlong FAN, Hao YU. Tunable multimode QML laser based on NALM structure[J]. Infrared and Laser Engineering, 2024, 53(12): 20240351 Copy Citation Text show less
    Experimental device of tunable multimode QML laser based on NALM structure
    Fig. 1. Experimental device of tunable multimode QML laser based on NALM structure
    Multimode spectrum at CW state. (a) Single wavelength spectrum and beam profile; (b) Multiwavelength spectrums
    Fig. 2. Multimode spectrum at CW state. (a) Single wavelength spectrum and beam profile; (b) Multiwavelength spectrums
    Multimode QML pulse and RF spectrum. (a) Pulse train; (b) Single pulse; (c)10 M RF spectrum; (d) Single RF spectrum
    Fig. 3. Multimode QML pulse and RF spectrum. (a) Pulse train; (b) Single pulse; (c)10 M RF spectrum; (d) Single RF spectrum
    QML pulse spectrum. (a) Spectrum and beam profile; (b) Tunable spectrum
    Fig. 4. QML pulse spectrum. (a) Spectrum and beam profile; (b) Tunable spectrum
    Laser output characteristics at different pump power. (a) Power curves and beam profiles of different output states of the laser; (b) QML pulse characteristics; (c) QML pulse repetition rate and pulse width; (d) QML pulse average output power and single pulse energy
    Fig. 5. Laser output characteristics at different pump power. (a) Power curves and beam profiles of different output states of the laser; (b) QML pulse characteristics; (c) QML pulse repetition rate and pulse width; (d) QML pulse average output power and single pulse energy
    Output characteristics of multiwavelength QML pulses. (a) Spectrum and beam profile of dual and three-wavelength QML pulses; (b) Dual and three-wavelength QML pulses; (c) Output spectrum of dual-wavelength QML pulses; (d) Output power of dual-wavelength QML pulses; (e) Train of dual-wavelength QML pulses
    Fig. 6. Output characteristics of multiwavelength QML pulses. (a) Spectrum and beam profile of dual and three-wavelength QML pulses; (b) Dual and three-wavelength QML pulses; (c) Output spectrum of dual-wavelength QML pulses; (d) Output power of dual-wavelength QML pulses; (e) Train of dual-wavelength QML pulses