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| Fight against forgery gets boost from invisible nano barcode NBCNews.com The invisible QR code, made by scientists at the University of South Dakota and South Dakota School of Mines & Technology, is made of tiny nanoparticles mixed into fluorescent ink, which can only be seen when illuminated with a near-infrared laser. | ||
| New nano-code ups the fight against counterfeiters AFP Writing in the British journal Nanotechnology, materials engineers led by Jon Kellar at the South Dakota School of Mines and Technology says their invention comprises a QR code made of nanoparticles that have been combined with blue and green ... |
News Stories in the Press about the South Dakota School of Mines and Technology