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Colorful, magnetic Janus balls could help foil counterfeitersBy: on December 16, 2020 at 6:47 pm Publication: Top Technology News — ScienceDaily

Counterfeiters who sell knockoffs of popular shoes, handbags and other items are becoming increasingly sophisticated, forcing manufacturers to find new technologies to stay one step ahead. Now, researchers have developed tiny ‘Janus balls’ that show their colored side under a magnetic field. These m  Read More>>

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