schematic of the laser setup integrating the EDWA chip with a fiber Bragg grating (IMAGE)
Caption
Fig. 3 (a) schematic of the laser setup integrating the EDWA chip with a fiber Bragg grating (FBG), (b) the generated laser powers vs coupled pump powers, with the laser spectra evolution around the pump threshold shown in the inset. (c) the laser spectrum at the maximum output power of 2.1 mW with the enlarged laser spectral profile shown in the inset.
Credit
Jinli Han, Youting Liang, Haisu Zhang and Ya Cheng
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