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Conferences > LAOP > 2022 > W4A > W4A.46

Anti-counterfeiting strategy based on rare earths and biopolymers

Daniela Vassalo Pereira, Yan Gorski Mello, Hernane da Silva Barud, Maurício Cavicchioli, and Sidney José Lima Ribeiro

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Abstract

Commodity counterfeiting can be resolved by attaching labels made from biopolymers and down- and up-converting particles. Measurements of luminescence spectrum and SEM were made, proving the formation of particles and luminescence.

© 2022 The Author(s)

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