Fig. 1. Schematic of experimental setup

Fig. 2. Schematic of nonlinear crystal shape

Fig. 3. Variation in voltage corresponding to terahertz pulse energy output with pumping pulse energy

Fig. 4. Variation in Stokes pulse energy output with pumping pulse energy

Fig. 5. Variations in voltage corresponding to terahertz pulse energy output with pumping pulse energy for injection-seeded TPO, TPO and injection-seeded TPG

Fig. 6. Variations in Stokes pulse energy with pumping pulse energy for injection-seeded TPO, TPO and injection-seeded TPG

Fig. 7. Waveforms for original pumping light, depleted pumping light and Stokes pulse