Xue-Tong Lin, Su-Hui Yang, Xin Wang, Zhuo Li, Jin-Ying Zhang. Theoretical study of eye-safe 2 μm laser directly pumped by sunlight [J]. Acta Physica Sinica, 2020, 69(9): 094202-1
- Acta Physica Sinica
- Vol. 69, Issue 9, 094202-1 (2020)
Fig. 1. Curve of solar spectrum.
Fig. 2. Matching curve of crystals and solar spectrum: (a) Tm:YAG; (b) Tm:YAP.
Fig. 3. Schematic diagram of Tm3+ ion level transition.
Fig. 4. (a) Two-stage pumping model; (b) structure diagram of conical cavity.
Fig. 5. Curve of the relationship between the position of conical cavity and the received solar power.
Fig. 6. Distribution map of side pump power on 100 mm-length crystal rod.
Fig. 7. Axial irradiance distribution of different-length crystals.
Fig. 8. Axial irradiance distribution of different-taper crystals.
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Table 1.
Spectral matching analysis results of crystals.
晶体光谱匹配分析结果
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Table 2. [in Chinese]
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