Ke Yin, Bin Zhang, Lei Li, Tian Jiang, Xuanfeng Zhou, Jing Hou. Soliton mode-locked fiber laser based on topological insulator Bi2Te3 nanosheets at 2 μm[J]. Photonics Research, 2015, 3(3): 72
- Photonics Research
- Vol. 3, Issue 3, 72 (2015)
Fig. 1. (a) SEM photograph of the TI Bi 2 Te 3
Fig. 2. Experimental setup of the passively mode-locked THDFL.
Fig. 3. Characteristics of fundamental mode-locked solitons; (a) optical spectrum; (b) pulse train; (c) RF spectrum, RBW = 1 kHz ∼ 60 mW
Fig. 4. Temporal characteristics of mode-locked THDFL with bunched soliton numbers as follows in a single bunch; (a) 2; (b) 4; (c) 10; (d) 15.
Fig. 5. Characteristics of soliton bunches; (a) hysteresis phenomenon of the bunched soliton number versus the pump power; (b) output spectra.
Fig. 6. Characteristics of harmonically mode-locked solitons; (a) soliton train for the fifth harmonic order; (b) soliton train for the 10th harmonic order; (c) evolutions of the output power and harmonic orders versus the pump power; (d) output spectra.
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