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LightAbsorption

Superblack material reflects less than 0.4% of visible light

Superblack material reflects less than 0.4% of visible light Researchers at the University of Notre Dame have developed a new superblack material that reflects less than 0.4% of visible light across the full spectrum. The material, made from microscopic, sheer-walled “caves” just 10 microns wide, is robust, low-cost, and easy to customize, unlike many other […]

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