Download original image
Fig. 2. (Color online) (a) The two-dimensional image of the transmission amplitude of CW-THz waves with the frequency of 1 THz which penetrates through the Sample III with a single-void defect of the diameter of 266 µm. (b) Cross-sectional profile along the red dotted line shown in (a). The red curve shows a Gaussian fit near the defect.
New Phys.: Sae Mulli 2021;71:305~309