Here we report that the color change associated with the redox chemistry of nanoparticles of Prussian blue and its analogues could ... utilized for fabricating ink-free, light printable rewritable ...

To reduce deforestation and other negative environmental impacts from paper production, researchers have developed UV light printable paper. It can be rewritten upon more than 80 times, and ...

A team of scientists have developed a way to print on paper using light instead ... nanocoating made up of Prussian blue pigment and titanium dioxide. When UV light is shined on the paper, the ...

Introducing AG to the composite film led to a rewritable paper that can switch from green to light yellow by UV irradiation. Figure 7 demonstrates the red, green and blue coloured letters ...

DURING an investigation of the effects of ultraviolet light on various types of blue print paper, it was found that ultra-violet light from a quartz mercury vapour lamp passed through ordinary ...