Zhipeng Qin, Guoqiang Xie, Jingui Ma, Peng Yuan, Liejia Qian, "2.8 μm all-fiber Q -switched and mode-locked lasers with black phosphorus," Photonics Res. 6, 1074 (2018)
- Photonics Research
- Vol. 6, Issue 11, 1074 (2018)
Fig. 1. Experimental setup of the pulsed all-fiber Er:ZBLAN laser (upper) and inner image of the fiber connectors (lower). BP, black phosphorus; CMS, clad-mode stripper; PDMFF, power-delivering multimode fluoride fiber. The inset shows a photograph of the pulsed all-fiber Er:ZBLAN laser.
Fig. 2. (a) Typical Q Q
Fig. 3. (a) Average power and pulse energy versus the launched pump power. (b) Repetition rate and pulse duration versus the launched pump power.
Fig. 4. BP Q
Fig. 5. (a) Q Q Q
Fig. 6. (a) CW mode-locked pulse train in the millisecond time scale and (b) CW mode-locked pulse train in the nanosecond time scale. (c) Fundamental RF spectrum with an SNR of 66 dB measured by an RBW of 1 kHz. The inset is a broader RF spectrum measured by an RBW of 0.3 MHz.
Fig. 7. CW mode-locked pulse spectrum.
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