Zhaoliang Peng, Shanchao Ma, Sihua Lu, Changfei Luo, Baofu Zhang, Zhongxing Jiao. Numerical Simulation and Experimental Study of Gain-Switched Thulium-Doped Fiber Laser[J]. Laser & Optoelectronics Progress, 2020, 57(19): 191404
- Laser & Optoelectronics Progress
- Vol. 57, Issue 19, 191404 (2020)
Fig. 1. Typical oscillator configuration
Fig. 2. Typical amplifier configuration
Fig. 3. Structural diagram of MOPA based on gain- switched thulium-doped fiber
Fig. 4. Influence of pump laser pulse width on output laser characteristics
Fig. 5. Influence of pump laser repetition rate on output laser characteristics
Fig. 6. Influence of cavity length on output laser characteristics
Fig. 7. Influence of gain fiber length in oscillator on output laser characteristics
Fig. 8. Influence of gain fiber length in amplifier on laser output power
Fig. 9. Output power of laser oscillator versus input power of 1550 nm laser
Fig. 10. Output laser pulse shape of laser oscillator
Fig. 11. Output power of laser amplifier versus input power of 793 nm pump source. Inset is long-term stability test result of amplifier output power
Fig. 12. Output laser pulse shape of laser amplifier
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Table 1. Theoretical simulation parameters
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