Figure 4 | Scientific Reports

Figure 4

From: A phased antenna array for surface plasmons

Figure 4

(a,b) The measured intensity distributions after optimization at position 1 and 2, indicated in the figure. (c) Evolution of the measured intensity at the optimization locations. (d) Polar plot of the angular intensity distribution after optimization. The arrows indicate the angle of the near-field tip with respect to the center of mass of the two holes.

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