Fight against forgery gets boost from invisible nano barcode

Scientists in the United States have made an invisible version of square modern barcodes using nanoparticles and fluorescent ink to help in the fight against

September 13, 2012 / 11:40 IST

Scientists in the United States have made an invisible version of square modern barcodes using nanoparticles and fluorescent ink to help in the fight against counterfeiting.

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first published: Sep 13, 2012 11:34 am

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