High Power Laser Science and Engineering, Volume. 6, Issue 3, 03000e46(2018)
In-band pumping avenue based high power superfluorescent fiber source with record power and near-diffraction-limited beam quality
Figures & Tables(4)
Fig. 1. A schematic of the in-band pumped high power SFS system. YDF, Yb-doped fiber; LD, laser diode; CLS, cladding light stripper; ISO, isolator; FBG, fiber Bragg grating; Cir, circulator; Pre-Amp, pre-amplifier; YDFL, Yb-doped fiber laser.
Fig. 3. Output characteristics of the main amplifier. (a) Output power as a function of pump power and spectrum at the ultimate power. (b) Measured beam quality at the maximal power. (c) Characteristics in time and frequency domains at full power.
Fig. 4. Spectral characteristics of amplified light. Spectral details of (a) narrowband seed amplification and (b) broadband seed amplification. (c) FWHM linewidth broadening factors as functions of output power.
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Jiangming Xu, Jun Ye, Hu Xiao, Jinyong Leng, Wei Liu, Pu Zhou. In-band pumping avenue based high power superfluorescent fiber source with record power and near-diffraction-limited beam quality[J]. High Power Laser Science and Engineering, 2018, 6(3): 03000e46
Paper Information
Category: Research Articles
Received: Apr. 26, 2018
Accepted: Jul. 16, 2018
Published Online: Aug. 22, 2018
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