Fig. 1. Experimental setup of passively Q-switched KTA cascade Raman laser

Fig. 2. Transmittance of cavity mirror OC at different Stokes wavelengths

Fig. 3. Visible light spectra associated with Raman laser output

Fig. 4. Raman laser output power as a function of incident pump power

Fig. 5. Output laser spectra of KTA cascade Raman at different incident pump powers

Fig. 6. Pulse repetition frequency and pulse energy as a function of incident pump power

Fig. 7. Temporal pulse profile and pulse train of the yellow laser emission as measured under an incident pump power of 10.05 W