Excitation-wavelength-dependent THz wave modulation via external bias electric field
Feng Shi-Jia1, Dong Li-Quan1, Ma Dan-Ni1, Wu Tong1, Tan Yong1, Zhang Liang-Liang2, †, Zhang Cun-Lin2, Zhao Yue-Jin1, ‡
       

The THz time-domain (a) and frequency-domain (b) waveforms at different electric field intensities with a laser wavelength of 1200 nm.