Contact: Lynn Yarris
DOE/Lawrence Berkeley National Laboratory
Caption: This schematic shows (a) an indefinite metamaterial structure with alternating silver and germanium multilayers; and (b) its iso-frequency contour of light wave vectors with negative refractions along the x- and y-directions, and positive along the z-direction.
Credit: Courtesy of Xiang Zhang group
Usage Restrictions: courtesy of Xiang Zhang, et. al
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