Iron nanocubes may be key in the future of NO2 sensing
Tuesday, March 14, 2017 - 08:32
in Paleontology & Archaeology
While nanoparticles sound like a recent discovery, these tiny structures have been used for centuries. The famous Lycurgus cup, made by 4th century Roman artisans, features dichroic glass, with gold and silver nanoparticles sprinkled throughout, producing a green appearance when light is shining on it from the front, and a red appearance when illuminated from behind.