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. Author manuscript; available in PMC: 2014 Jul 11.
Published in final edited form as: Phys Rev Lett. 2013 Dec 9;111(24):243901. doi: 10.1103/PhysRevLett.111.243901

FIG. 5.

FIG. 5

(color online). Transmission enhancement. (a) Experimental schematic. Transmitted energy is measured before and after optimization. (b) The transmission energy enhancement is measured after the optimization as a function of N. It is equal to about half of the reflection enhancement.