Toshiba Corporation has unveiled a technology breakthrough in photoluminescence, a novel phosphor that delivers excellent solubility in polymers or organic solvents, where it is transparent and colorless under visible light, and that emits persistent red-light emissions under UV light, with excellent color purity and a luminescence six times that of current phosphors.
Click here for original story, Transparent, photoluminescent phosphor for LED, sensing and security printing applications
Source: Phys.org