Working with data storage technology company Cerbyte, Mayrhofer and colleagues were especially interested in identifying a material durable enough to use repeatedly at an atomic level. The answer came ...

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Researchers at TU Wien in Vienna have created a QR code so small it can only be read with an electron microscope. The code measures roughly 1.98 square micrometers, with individual pixels about 49 ...

A 1.98-square-micrometer QR code, etched into ceramic thin film and verified by Guinness, showcases a new approach to ultra-dense, long-term data storage.