journal article·2016-03Open access

Unclonable Plasmonic Security Labels Achieved by Shadow‐Mask‐Lithography‐Assisted Self‐Assembly

Yuanhui Zheng, Cheng Jiang, Soon Hock Ng, Yong Lu, Fei Han, Udo Bach, J. Justin Gooding

Advanced Materials· Volume 28· Issue 12

Abstract

An unclonable plasmonic anti-counterfeiting strategy is demonstrated, which involves the use of molecule-embedded metal@silica core-shell nanoparticles as information carriers. A shadow-mask-lithography-assisted self-assembly is developed for the fabrication of the plasmonic security labels. The produced security labels show multiple sets of coding information that are highly unique, technically unreplicable, and can be robustly decoded by portable microscopes within seconds.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Gold and Silver Nanoparticles Synthesis and Applications · Plasmonic and Surface Plasmon Research · Nanofabrication and Lithography Techniques

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

School of Chemistry and Australian Centre for NanoMedicine The University of New South Wales Sydney NSW 2052 Australia

ARC Centre of Excellence in Convergent Bio‐Nano Science and Technology School of Chemistry The University of New South Wales Sydney NSW 2052 Australia

Department of Materials Engineering Monash University Wellington Road Clayton VIC 3800 Australia

The Melbourne Centre for Nanofabrication 151 Wellington Road Clayton VIC 3168 Australia

Funding

Australian Research Council

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