Desheng Zeng, Li Zhong, Suping Liu, Xiaoyu Ma. Analysis of Tapered Laser Amplifiers with Linear and Nonlinear Angle-Opening Structures[J]. Acta Optica Sinica, 2020, 40(3): 0314002
- Acta Optica Sinica
- Vol. 40, Issue 3, 0314002 (2020)
Fig. 1. Tapered laser amplifier with linear angle-opening structure
Fig. 2. Tapered laser amplifier with nonlinear angle-opening structure
Fig. 3. Light intensity distribution and gain distribution in amplifier with linear angle-opening structure when input current is 1 A. (a) Light intensity distribution; (b) gain distribution
Fig. 4. Light intensity distribution and gain distribution in amplifier with nonlinear angle-opening structure when input current is 1 A. (a) Light intensity distribution; (b) gain distribution
Fig. 5. Relations among output power, input current, and input power. (a) Input current-output power curve; (b) input power-output power curve
Fig. 6. Intensity in amplifier with nonlinear angle-opening structure at low output power
Fig. 7. Intensity of amplifier with linear angle-opening structure at low output power
Fig. 8. Intensity and gain lateral distribution in different angle-opening structures when z=1600 μm. (a) Nonlinear angle-opening structure; (b) linear angle-opening structure
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Table 1. Parameters in simulation
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