Spray-on electric rainbows: Making safer electrochromic inks
Wednesday, August 16, 2017 - 13:32
in Physics & Chemistry
A flick of a switch, and electrochromic films change their colors. Now they can be applied more safely and more commonly thanks to an innovative chemical process that makes them water soluble. They can be sprayed and printed, instead of being confined behind safety implements to handle volatile solvents and their toxic fumes.