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Hohenstein Institute's research towards a colourful future

Glass lenses that darken depending on the presence of sunlight - a well-known example of the current use of the photochromism effect. Photochromism describes the ability of molecules to change from a colourless to a colourful form with the addition of UV radiation, and to reverse this process in the absence of light. Photochromism is already used in toys and fashion accessories.

idw :: 19.10.2010