Yue Shi, Liu Xu, Yi Yu, Lixin Tong, Qingsong Gao, Shiwen Luo. Research on Amplification Characteristics of Spontaneous Emission of High-Power and Large-Diameter Slab[J]. Laser & Optoelectronics Progress, 2020, 57(15): 151402
- Laser & Optoelectronics Progress
- Vol. 57, Issue 15, 151402 (2020)
Fig. 1. Structure of Nd∶YAG slab
Fig. 2. Flow chart of ASE model
Fig. 3. Schematic diagram of slab temperature distribution
Fig. 4. Calculation results of model. (a) Weight in ASE; (b) proportion of the population inversion
Fig. 5. Calculation results of the small signal gain coefficient
Fig. 6. Measurement device diagram of small signal gain coefficient
Fig. 7. Experiment value and theoretical value of small signal gain coefficient in slab
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