Impurity doping is a promising method to impart new properties to various materials. Due to
their unique optical, magnetic, and electrical properties, rare-earth ions have been …

This review gives an authoritative, critical, and accessible overview of an emergent class of
fluorescent materials termed “LG@ MOF”, engineered from the nanoscale confinement of …

The development of photo‐stimuli‐responsive luminescent materials is essential to address
emerging demands in encryption security. Here, a novel photo‐stimuli‐responsive dual …

The continuously growing importance of information storage, transmission, and
authentication impose many new demands and challenges for modern nano-photonic …

Counterfeiting and inverse engineering of security and confidential documents, such as
banknotes, passports, national cards, certificates, and valuable products, has significantly …

Optically variable devices (OVDs) are in tremendous demand as optical indicators against
the increasing threat of counterfeiting. Conventional OVDs are exposed to the danger of …

Luminescence anti‐counterfeiting derives from the easily changeable luminescence
behaviors of luminescence materials under the regulation of various external stimuli (such …

The development of materials with outstanding performance for sensitive and selective
detection of multiple analytes is essential for the development of human health and society …

Metal–organic frameworks (MOFs) are a novel category of hybrid porous multifunctional
materials with excellent qualitative features. These properties can be fine-tuned via the …

Due to increasing food‐safety issues, exploiting efficient approaches for food quality
assessment and instrumentation has attracted concerns worldwide. Herein, a smart …