The increasing demand for the multidimensional and dynamic control of light has spurred
the development of stimuli‐responsive, reconfigurable, and programmable optical systems …

Rare-earth-doped materials with abundant electronic energy levels are capable of emitting
bright multicolor radiation and are therefore considered irreplaceable candidates for optical …

Dynamic control of multi-photon upconversion with rich and tunable emission colors is
stimulating extensive interest in both fundamental research and frontier applications of …

The exceptional optoelectronic properties of lead halide perovskite nanocrystals (PeNCs) in
the ultraviolet and visible spectral regions have positioned them as a promising class of …

Exploring high‐safety but convenient encryption and decryption technologies to combat
threats of information leakage is urgently needed but remains a great challenge. Here, a …

Multimodal luminescent materials hold great promise in a diversity of frontier applications.
However, achieving the multimodal responsive luminescence at the single nanoparticle …

Lanthanide ions, as dopants, have evoked widespread research interest owing to the rich
optical, magnetic, and electrical properties, but their luminescent intensity is always limited …

Near‐infrared (NIR) light is well‐suited for the optical imaging and wireless phototherapy of
malignant diseases because of its deep tissue penetration, low autofluorescence, weak …

Rare earth‐doped upconversion nanoparticles (UCNPs) have achieved a wide range of
applications in the sensing field due to their unique anti‐Stokes luminescence property …

Manipulation of periodic micro/nanostructures in polymer film is of great importance for
academics and industrial applications in anticounterfeiting. However, with the increasing …