3-D Terahertz Cloak - Micrograph (IMAGE)

Optica

3-D Terahertz Cloak - Micrograph

Caption

Close-up micrograph of the bump region of the Terahertz cloaking structure. The size variations in the holes, which extend through the entire structure, is a key feature that guides the light around the bump, beneath which objects become invisible. The view is about 2 millimeters square.

Credit

Northwestern University/Ohio State University

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