Ina Sava Gallis shows a sample of an optical tag with the Sandia logo under an ultra violet light. (Photo by Craig Fritz) A high-tech invisible ink invented at Sandia National Laboratories could ...
(Nanowerk Spotlight) Counterfeiting of important documents like passports poses a serious and growing global security threat. Despite the use of various anti-counterfeiting technologies such as ...
ALBUQUERQUE, N.M. — A high-tech invisible ink invented at Sandia National Laboratories could become the newest tool for stopping counterfeit goods. The research team is now seeking partnerships to ...
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