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Tunable Infrared Filter Aids Soldiers In the Field

News   Apr 25, 2018 | Original Story by Mike Koon for the University of Illinois College of Engineering.

 
Tunable Infrared Filter Aids Soldiers In the Field

Mechanically tunable light absorption wavelength with wrinkled graphene structures. A schematic illustration of the uniaxially wrinkled graphene structure (left panel) showing a reversible mechanical change of the wrinkled structure. Optical absorption spectra (right panel) for the wrinkled graphene structures with various aspect ratio of wrinkle height (h) to wavelength (λc) Credit: University of Illinois College of Engineering.

 
 
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