Hydrochromic materials have attracted widespread attention in the fields of anti‐
counterfeiting because of their ability of the reversible light absorption and/or emission …

Smallholder farmers and manufacturers in the Agri-Food sector face substantial challenges
because of increasing circulation of counterfeit products (eg, seeds), for which current …

Lanthanide metal organic frameworks (Ln-MOFs) as excellent fluorescent materials have
shown enormous potential applications, especially in fluorescence sensing and …

Optical anti-counterfeiting and encryption have become a hotspot in information security.
However, the advanced optical anti-counterfeiting technology still suffers from low security …

Fluorescent materials have been employed in the field of anti-counterfeiting thanks to their
feasible and flexible design approach, visualization feature, and handy identification …

Herein, we have shown security codes based on an advanced anti-counterfeiting material
that are difficult to duplicate and are substantially distinct from the present technology. The …

The need to sense and track in real time through sustainable and multifunctional labels is
exacerbated by the COVID‐19 pandemic, where the simultaneous measurement of body …

Herein, a simple hydrothermal approach was used to make multiplex heteroatoms doped
carbon dots from Tinospora cordifolia miers plant extract. Their ability to the catalytic activity …

Molecular noble metal clusters are an emerging class of circularly polarized luminescent
(CPL) nanomaterials. Many of the ligand-protected metal clusters exhibit discrete electronic …

Protein-conjugated coinage metal nanoclusters have become promising materials for
optoelectronics and biomedical applications. However, the origin of the photoluminescence …