Cong Wang, Qianqian Peng, Linlin Xin, Jie Liu. Active–passive pulse laser based on gold nanobipyramids at 1.3 μm wavelength[J]. Chinese Optics Letters, 2019, 17(2): 020003
- Chinese Optics Letters
- Vol. 17, Issue 2, 020003 (2019)
Fig. 1. (a) Fabrication process of Au-NBPs. TEM image with a scale of (b) 2000 nm and (c) 100 nm. (d) Absorption spectrum of Au-NBPs.
Fig. 2. Experimental setup of DQS Nd : GdVO 4
Fig. 3. (a) Average output power and (b) pulse width and repetition rate versus absorbed pump power.
Fig. 4. (a) Average output power and (b) pulse width versus absorbed pump power at the DQS laser. Inset, output spectrum.
Fig. 5. Peak power versus absorbed pump power.
Fig. 6. Temporal pulse profiles and pulse trains for (a) singly PQS laser and DQS laser at the modulation frequencies of (b) 10 kHz, (c) 20 kHz, and (d) 30 kHz.
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Table 1. Compression Ratio and Enhancement Time at Different Modulation Frequencies of DQS Laser
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