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Diemut Strebe MIT Engineers Develop “Blackest Black” Material
Geek.com Sep 17, 2019
The cloak-like material is made from vertically aligned carbon nanotubes (CNTs)—microscopic filaments of carbon (described as “a fuzzy forest of tiny trees”) grown on the surface of chlorine-etched aluminum foil.
That foil captures at least 99.995 percent of any incoming light.
It’s hard to imagine what the blackest black looks like.
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