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'Invisible' QR codes set to make counterfeit bank notes history
Updated On: 13 September, 2012 09:30 AM IST | | ANI
An invisible quick response (QR) code has been created by researchers in an attempt to increase security on printed documents and reduce the possibility of counterfeiting, a problem which costs governments and private industries billions of pounds each year.
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The researchers from the University of South Dakota and South Dakota School of Mines and Technology believe the new style of QR code could also be used to authenticate virtually any solid object.
The research by the experts has been published in IOP Publishing’s journal Nanotechnology,
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