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  "path": "/technology/smallest-qr-code-bacteria-tu-wien/",
  "publishedAt": "2026-02-20T08:41:52.000Z",
  "site": "https://newatlas.com",
  "tags": [
    "Continue Reading",
    "Technology",
    "QR code",
    "TU Wien",
    "Data Storage",
    "Ceramics"
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  "textContent": "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.\n\nContinue Reading\n\n**Category:** Technology\n\n**Tags:** QR code, TU Wien, Data Storage, Ceramics",
  "title": "World's tiniest QR code is 'smaller than most bacteria'"
}