| Literature DB >> 25656227 |
Hyung Jong Bae1, Sangwook Bae, Cheolheon Park, Sangkwon Han, Junhoi Kim, Lily Nari Kim, Kibeom Kim, Suk-Heung Song, Wook Park, Sunghoon Kwon.
Abstract
An unclonable, fingerprint-mimicking anti-counterfeiting strategy is presented that encrypts polymeric particles with randomly generated silica film wrinkles. The generated wrinkle codes are as highly unique as human fingerprints and are technically irreproducible. Superior to previous physical unclonable functions, codes are tunable on demand and generable on various geometries. Reliable authentication of real-world products that have these microfingerprints is demonstrated using optical decoding methods.Entities:
Keywords: anti-counterfeiting; biomimetics; configurable taggants; microfingerprints; unclonable taggants
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Year: 2015 PMID: 25656227 DOI: 10.1002/adma.201405483
Source DB: PubMed Journal: Adv Mater ISSN: 0935-9648 Impact factor: 30.849