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World's smallest QR code can store data for thousands of years — but you need an electron microscope to see it
Scientists created a tiny matrix that stores data by etching its grid into a thin ceramic film with a focused ion beam.
The smallest QR code in the world is so very tiny that your phone would need an electron microscope to scan it. The matrix ...
Working with data storage technology company Cerbyte, Mayrhofer and colleagues were especially interested in identifying a ...
It’s hard to believe that something nefarious can lie within a QR code, but it can. QR codes have become a convenience of modern life. Just scan the black and white mosaic with your phone’s camera and ...
Walk past a shiny sticker on a wall, scan it quickly, and boom — a problem starts growing quietly inside a phone. QR codes ...
The city does not accept parking payments via QR codes, and the stickers were placed by someone looking to scam you.
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