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Video: Silica layer enables tuning of structural colors for biocompatible pigments that don’t fade in tattoos, paints, foods, and more

By April Gocha / September 20, 2017

Researchers report a simple method to manufacture biocompatible structural colors using only melanin and silica. The silica shell provides a buffer layer of tunable thickness that allows customization of the particular color, offering the potential to fabricate a new breed of long-lasting pigments that don’t fade.

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