High-contrast infrared beacon (IMAGE)

Purdue University

High-contrast infrared beacon

Caption

The unique spin textures of the engineered thermal emission from our metasurfaces can be exploited as high-contrast infrared beacons in outdoor environments, as the background thermal emission from other natural objects is highly incoherent without any spin textures.

Credit

Purdue University image/Xueji Wang

Usage Restrictions

No restrictions.

License

Public Domain

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