Fig. 1. Experimental setup of terahertz time domain reflectance system

Fig. 2. Time domain of terahertz radiation generated by Si and layered ZrTe₅

Fig. 3. Terahertz time domain spectrum of intrinsic GaAs and layered ZrTe₅ at different pump power

Fig. 4. THz electric as a function of pump polarization angle

Fig. 5. Terahertz time domain diagram of different polarized light excitation