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 …

Metal-halide perovskites have rapidly emerged as one of the most promising materials of the
21st century, with many exciting properties and great potential for a broad range of …

Persistent luminescence is not affected by background autofluorescence, and thus holds the
promise of high-contrast bioimaging. However, at present, persistent luminescent materials …

Photodynamic therapy (PDT) has been extensively investigated for decades for tumor
treatment because of its non-invasiveness, spatiotemporal selectivity, lower side-effects, and …

Lanthanide-based upconversion nanomaterials have recently attracted considerable
attention in both fundamental research and various frontier applications owing to their …

The attractive features of lanthanide-doped upconversion luminescence (UCL), such as high
photostability, nonphotobleaching or photoblinking, and large anti-Stokes shift, have shown …

Research related to the development and application of luminescent nanoparticles (LNPs)
for chemical and biological analysis and imaging is flourishing. Novel materials and new …

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 …

Photothermal sensing is crucial for the creation of smart wearable devices. However, the
discovery of luminescent materials with suitable dual-wavelength emissions is a great …