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Fig. 3. (Color online) (a) and (c) Cross-sectional profiles along the yellow dotted lines which are horizontally and vertically aligned on the image, respectively. (b) The two-dimensional image of the transmission amplitude of CW-THz waves which penetrates through the Sample IV with a single-void defect of the diameter of 156 µm.
New Phys.: Sae Mulli 2021;71:305~309