High-Tech Paper Could Be Reused Up to 80 Times

Even in an increasingly digital world, there’s still a need for printed text. But wasting paper could be a thing of the past with new technology under development by a research team from the Lawrence Berkeley National Laboratory; the University of California, Riverside; and China’s Shandong University. This new paper is printed with light instead of ink, allowing it to be reused up to dozens of times, Co.Design reports.

The paper, described in Nano Letters, is blue rather than white, and it’s covered in a nanoparticle coating that is sensitive to UV light. These titanium dioxide nanoparticles are mixed with Prussian blue pigment (the blue color in blueprints), which becomes colorless when its…

Sasha Harriet

Sasha Harriet

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Sasha Harriet

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