Web Date: May 13, 2016
Making bright colors out of thin air
Certain vibrant colors found in nature, such the blues and purples in bird feathers and butterfly wings, are created not by pigments but by physical nanostructures that interact with light, a phenomenon known as structural color. Such colors are often shimmery, and the reds and greens that researchers have tried to produce using structural color typically carry a blue tint. These properties limit the application of structural color in coatings and paints, where pure, matte . . .
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- Chemical & Engineering News
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