Aoxiang Lin, Kun Peng, Juan Yu, Li Ni, Xiaojun Dai, Heng Xiang. Thermal effect and its suppression in high-power continuous-wave fiber laser system[J]. High Power Laser and Particle Beams, 2022, 34(1): 011005
- High Power Laser and Particle Beams
- Vol. 34, Issue 1, 011005 (2022)
Fig. 1. Thermal effects in fiber laser oscillator
Fig. 2. Thermal effects in MOPA configuration
![Beam spats before mode instability threshold(a) and after the system reached mode instability threshold(b)[25]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Beam spats before mode instability threshold(a) and after the system reached mode instability threshold(b)[25]
Fig. 4. Different kinds of fiber colling groove structures[44]
Fig. 5. 20 kW laser output of local LMA-48/400-YDF fiber by 1018 nm-tandem-pumping[8]
Fig. 6. F-layer assisted triple-clad laser fiber
Fig. 7. High-power laser system using F-layer-assisted triple-clad fiber[49]
Fig. 8. 10kW-level side pumping technique of IPG company, USA[56]
Fig. 9. Configuration of GTwave cascaded fiber oscillator[72]
Fig. 10. (8+1) Pump gain Integrated Functional Laser (PIFL) fiber: (a) end cross-section; (b) pump-coupling method[5-6]
Fig. 11. (8+1) PIFL fiber laser: (a) output signal power and optical-to-optical efficiency; (b) laser beam spectrum[5-6]
Fig. 13. (a) absorption evolution; (b) temperature distribution of core region and polymer clad along PIFL fiber[71]
Fig. 14. (8+1) PIFL oscillator structure[76]
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