THE next time a motorbike passes you on the road at night it may be a little easier to spot, thanks to a new way of coating vehicles with a glow-in-the-dark film.
The phosphorescent polymer film, developed by Yamaha of Japan, absorbs sunlight and then releases the energy at night as a soft glow. The feature could help make it safer to drive small, vulnerable vehicles in the dark.
In phosphorescent materials, incoming UV light excites electrons to a state that they depart from very slowly, emitting visible light as they do so over many hours. Yamaha has developed a…
