Heterogeneous Fluorescent Organohydrogel Enables Dynamic Anti‐Counterfeiting
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202108365
Abstract: Fluorescent patterns showing the unique color change in response to external stimuli are of considerable interest for their applications in anti‐counterfeiting. However, there is still a lack of intelligent fluorescent patterns with high‐security levels, presenting… read more here.
Keywords: heterogeneous fluorescent; fluorescent; fluorescent organohydrogel; anti counterfeiting ... See more keywords
Recent Progress in Smart Polymeric Gel‐Based Information Storage for Anti‐Counterfeiting
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202201262
Abstract: Information security protection has a tremendous impact on human life, social stability and national security, leading to the rapid development of anti‐counterfeiting materials and related techniques. However, the traditional stored information on hard or dry… read more here.
Keywords: information; anti counterfeiting; polymeric gel; information storage ... See more keywords
High-Temperature, Reversible and Robust Thermochromic Fluorescence Based on Rb2 MnBr4 (H2 O)2 for Anti-Counterfeiting.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202301914
Abstract: Thermochromic fluorescence materials (TFMs) characterized by noticeable emission color variation with temperature have attracted pervasive attention for their frontier application in stimulus-response and optical encryption technologies. However, existing TFMs typically suffer from weak PL reversibility… read more here.
Keywords: rb2 mnbr4; temperature; high temperature; anti counterfeiting ... See more keywords
A Photopatternable Conjugated Polymer with Thermal-Annealing-Promoted Interchain Stacking for Highly Stable Anti-Counterfeiting Materials.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202303120
Abstract: Photoresponsive polymers can be conveniently used to fabricate anti-counterfeiting materials through photopatterning. However, an unsolved problem is that ambient light and heat can damage anti-counterfeiting patterns on photoresponsive polymers. Herein, we develop photo- and thermostable… read more here.
Keywords: counterfeiting materials; thermal annealing; conjugated polymer; interchain stacking ... See more keywords
Unclonable Anti‐Counterfeiting Labels Based on Microlens Arrays and Luminescent Microparticles
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Optical Materials"
DOI: 10.1002/adom.202102402
Abstract: DOI: 10.1002/adom.202102402 Union (EU), counterfeit products traded in 2019 alone were valued at USD 134 billion (5.8% of the EU imports).[1] Beyond economic consequences, counterfeiting can also endanger human lives, for example, by producing unsafe… read more here.
Keywords: anti counterfeiting; database; counterfeiting labels; label ... See more keywords
Unclonable Micro-Texture with Clonable Micro-Shape towards Rapid, Convenient, and Low-Cost Fluorescent Anti-Counterfeiting Labels.
Sign Up to like & getrecommendations! Published in 2021 at "Small"
DOI: 10.1002/smll.202100244
Abstract: An ideal anti-counterfeiting label not only needs to be unclonable and accurate but also must consider cost and efficiency. But the traditional physical unclonable function (PUF) recognition technology must match all the images in a… read more here.
Keywords: anti counterfeiting; micro texture; unclonable micro; cost ... See more keywords
Chiroptical Nanocellulose Bio-Labels for Independent Multi-Channel Optical Encryption.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202303064
Abstract: Advanced multiplexing optical labels with multiple information channels provide a powerful strategy for large-capacity and high-security information encryption. However, current optical labels face challenges of difficulty to realize independent multi-channel encryption, cumbersome design, and environmental… read more here.
Keywords: multi channel; bio labels; encryption; independent multi ... See more keywords
Polyester Fabric with Fluorescent Properties Using Microwave Technology for Anti-Counterfeiting Applications.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of fluorescence"
DOI: 10.1007/s10895-021-02845-7
Abstract: The article presented concerns the application of fluorescein as a fluorescent material for anti-counterfeiting technology which will allow the labeling and identification of legitimate articles in the textile field. Fluorescein has been applied to polyester… read more here.
Keywords: anti counterfeiting; fluorescent properties; polyester fabric; polyester ... See more keywords
Ultrastable and colorful afterglow from organic luminophores in amorphous nanocomposites: advanced anti-counterfeiting and in vivo imaging application
Sign Up to like & getrecommendations! Published in 2020 at "Nano Research"
DOI: 10.1007/s12274-020-2740-x
Abstract: Special attention has been paid to the organic afterglow materials (OAM) for their fascinating properties. However, poor stability at air and complicated structure design hinder the development of OAM. Herein, sol-gel, a facile and simple… read more here.
Keywords: anti counterfeiting; colorful afterglow; advanced anti; afterglow organic ... See more keywords
Waterborne fluorescent dual anti-counterfeiting ink based on Yb/Er-carbon quantum dots grafted with dialdehyde nano-fibrillated cellulose.
Sign Up to like & getrecommendations! Published in 2020 at "Carbohydrate polymers"
DOI: 10.1016/j.carbpol.2020.116721
Abstract: Nanofibrillated cellulose (NFC) is becoming popular in the field of anti-counterfeiting material due to its favorable biocompatibility, renewability, and easy modification properties, which give it great potentials as carrier of carbon quantum dots (CQDs). Herein,… read more here.
Keywords: dual anti; anti counterfeiting; ink; anti ... See more keywords
Switchable up and down-conversion luminescent properties of Nd(III)-nanopaper for visible and near-infrared anti-counterfeiting.
Sign Up to like & getrecommendations! Published in 2021 at "Carbohydrate polymers"
DOI: 10.1016/j.carbpol.2020.117134
Abstract: A series of lanthanide-based nanopaper (Nd-nanopaper) was synthesized via a neodymium organic framework (Nd-MOFs)-grafted TEMPO-oxidized cellulose nanofibrils (tCNF) using a solvothermal reaction. Not using the traditional down-conversion visible emissions of anti-counterfeiting techniques, this Nd-nanopaper achieved… read more here.
Keywords: conversion; near infrared; anti counterfeiting; switchable conversion ... See more keywords