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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.
Record breaker The researchers test the QR code during their successful world record attempt. (Courtesy: TU Wien) But this wasn’t just a ploy to get into the record books, the QR code was created as ...
A 1.98-square-micrometer QR code, etched into ceramic thin film and verified by Guinness, showcases a new approach to ...
QR codes are used just about everywhere now, for checking into venues, ordering food, or just plain old advertising. But what about data storage? It’s hardly efficient, but if you want to store your ...
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