Unidirectional excitation of metamaterial interface waveguides; the chirality of the source decides the direction of energy flow along the edge. (IMAGE)

SPIE--International Society for Optics and Photonics

Unidirectional excitation of metamaterial interface waveguides; the chirality of the source decides the direction of energy flow along the edge.

Caption

Unidirectional excitation of metamaterial interface waveguides; the chirality of the source decides the direction of energy flow along the edge.

Credit

Zhixia Xu.

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