Meng Liu, Ti-Jian Li, Ai-Ping Luo, Wen-Cheng Xu, Zhi-Chao Luo. “Periodic” soliton explosions in a dual-wavelength mode-locked Yb-doped fiber laser[J]. Photonics Research, 2020, 8(3): 246
- Photonics Research
- Vol. 8, Issue 3, 246 (2020)
Fig. 1. Schematic of the Yb-doped fiber laser in this experiment.
Fig. 2. Single-wavelength mode-locking operation. (a) Spectrum; (b) pulse train, inset: autocorrelation trace; (c) RF spectrum; (d) shot-to-shot spectra with 1000 round-trips.
Fig. 3. Dual-wavelength mode-locking operation. (a) Spectrum; (b) pulse train; (c) RF spectrum; (d) pulse evolution before the DFT process (see Visualization 1 ); (e) stretched pulse evolution after the DFT process (see Visualization 2 ), inset: pulse energy.
Fig. 4. Pulses (a) before and (b) after the DFT process of several typical round-trips during the soliton collision process.
Fig. 5. (a) Pulse train after the DFT process with a large time range; (b), (c) two other soliton collision processes.
Fig. 6. Intensity histogram on log scale of dual-wavelength state. SWH is ∼ 0.219 V
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