Colorful Photonic Pigments Prepared by Using Safe Black and White Materials (IMAGE)

Nagoya University

Colorful Photonic Pigments Prepared by Using Safe Black and White Materials

Caption

Photographs of spherical colloidal crystals composed of silica fine particles or silica fine particles coated with Fe-TA film with black and white backgrounds: (a) A system using silica fine particles with a particle size of 200 nm; (b) A system using silica fine particles with a particle diameter of 250 nm; and (c) A system using silica fine particles with a particle diameter of 300 nm.

Credit

Yukikazu Takeoka

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