Research Article

Effective Generation of Milliwatt-Level Sub-Terahertz Wave for Nonlinear Response Measurement of Two-Dimensional Material by Optical Heterodyne Technique

Figure 9

The measured BER curves of 2 Gb/s signal, insert eye diagrams of signals (a) after 5 m wireless transmission without fiber, and (b) after 10 km fiber and 5 m wireless.