Fig. 5From: Development of a 1550-nm InAs/GaAs Quantum Dot Saturable Absorber Mirror with a Short-Period Superlattice Capping Structure Towards Femtosecond Fiber Laser ApplicationsCharacteristics of mode-locked the developed fiber laser. a Output power versus pump power. b Output optical spectra. c RF spectrum of the mode-locked fiber laser. d Autocorrelation traceBack to article page