Fig. 1. Numerical results of parametric fluorescence using different pump power. (a)-(c) evolution of the three interacting envelopes; (d)-(f) temporal shape and phase of signal for pump power of (a)(d) 300 mW, (b)(e) 360 mW, (c)(f) 420 mW

Fig. 2. Coherence properties of parametric fluorescence with pump power the same as in Fig.1. (a)-(c) normalized MCF; (d)-(f) intensity autocorrelation trace for pump power of (a)(d) 300 mW, (b)(e) 360 mW, (c)(f) 420 mW

Fig. 3. Parametric fluorescence for 10 ps pump pulse width. (a) Three wave amplitude envelopes; (b) signal light intensity and phase; (c) normalized MCF; (d) autocorrelation trace

Fig. 4. Experimental setup of PPLN parametric fluorescence

Fig. 5. Characteristics of parametric fluorescence for different pump powers using FROG. (a)(c) Temporal domain intensity and phase; (b)(d) frequency domain intensity and phase for pump power of (a)(b) 300 mW, (c)(d) 625 mW

Fig. 6. Intensity autocorrelations for pump pulse width of (a) 0.5 ps and (b) 10 ps