High-energy pulse generation using Yb-doped Q-switched fiber laser based on single-walled carbon nanotubes

Wang Jun-Li†^a), Wang Xue-Ling^a), He Bo-Rong^a), Zhu Jiang-Feng^a), Wei Zhi-Yi^b), Wang Yong-Gang^c)

Stable pulse trains of the Q-switched lasers at (a) 38 mW, f = 40.84 kHz, τ = 2.0 μs, (b) 90 mW, f = 56.20 kHz, τ = 1.5 μs, and (c) 125 mW, f = 66.24 kHz, τ = 1.0 μs.