Lei Zhang, Fengguang Lou, Meng Wang, Chunlei Yu, Lili Hu, Qirong Xiao, Dan Li, Ping Yan, Mali Gong. Yb-Doped Triple-Clad Fiber for Nearly 10 kW Level Tandem-Pumped Output[J]. Chinese Journal of Lasers, 2021, 48(13): 1315001

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- Chinese Journal of Lasers
- Vol. 48, Issue 13, 1315001 (2021)

Fig. 1. Fiber cross section and its refractive index

Fig. 2. Yb-doped concentration. (a) Normal 20/400 μm fiber; (b) triple-clad fiber

Fig. 3. Fiber laser experimental setup for fiber characterization

Fig. 4. Laser output power and spectrum. (a) Output power; (b) spectrum

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