Fig. 9
From: A high-performance ultra-compact plasmonic metamaterial structure for optical THz absorption

S11 characteristics for (a) different heights of the top layer and (b) for different heights of the substrate layer [S-I] [S-II].
From: A high-performance ultra-compact plasmonic metamaterial structure for optical THz absorption

S11 characteristics for (a) different heights of the top layer and (b) for different heights of the substrate layer [S-I] [S-II].