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.
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 ...
Office Scripts extract Excel hyperlink URLs without macros; results are hardcoded so the file can stay .xlsx, reuse is straightforward.