In this paper, we describe a novel concept for creating multicolor light reflectors by mimicking the surface structures of tiger beetle shells. We prepared dimpled and multilayered films containing ...

Refraction close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ray changes direction when refracted by a lens. of ...

This news release is available in German. The effect is known from the smart phone: Sun is reflected by the display and hardly anything can be seen. In contrast to this, the glasswing butterfly hardly ...