Colour from colourless droplets

Colour from colourless droplets

Colour from colourless droplets, Published online: 27 February 2019; doi:10.1038/d41586-019-00638-4

Iridescent colours have been observed to be reflected from specially designed droplets of colourless liquids, with the reflected colour depending on the viewing angle. The finding reveals a curious mechanism for creating coloration.

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