World's tiniest QR code is 'smaller than most bacteria'

For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each other in a bid to create the smallest QR code that can be reliably read. Now, Austria-based researchers have set the bar real high with a QR code so tiny, you'll need an electron microscope to see it.

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Category: Technology

Tags: QR code, TU Wien, Data Storage, Ceramics