Ziwei Wang, Qiurui Li, Zhaokun Wang, 峰 邹, Yang Bai, Suya Feng, Jun Zhou. 255 W picosecond MOPA laser based on self-made Yb-doped very-large-mode-area photonic crystal fiber[J]. Chinese Optics Letters, 2016, 14(8): 081401
- Chinese Optics Letters
- Vol. 14, Issue 8, 081401 (2016)
Fig. 1. Schematic cross section of (a) designed and (b) fabricated PCF microstructure, air-cladding, and cladding sides.
Fig. 2. Experimental setup of the MOPA system. L, lens; OI, optical isolator; DM, dichroic mirror; LD, laser diode.
Fig. 3. (a) Pulse profile of the seed. (b) Output pulse sequences of the seed. (c) Output spectra of various amplification stages.
Fig. 4. Amplified average output power versus pump power in the final stage.
Fig. 5. Output spectra of the system.
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