Impurity do** 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 …

Lanthanide-doped upconversion nanoparticles (UCNPs) are capable of converting near-
infra-red excitation into visible and ultraviolet emission. Their unique optical properties have …

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 …

Luminescence quenching at high dopant concentrations generally limits the dopant
concentration to less than 1–5 mol% in lanthanide-doped materials, and this remains a …

Light in the near‐infrared (NIR) spectral region is increasingly utilized in bioapplications,
providing deeper penetration in biological tissues owing to the lower absorption and …

Abstract Lanthanides (Ln 3+) are a particular class of optical materials and are regularly
utilized as a structure block for architectures of optoelectronic frameworks because of their …

Conspectus Lanthanide-doped upconversion nanoparticles (UCNPs) are a special class of
luminescent nanomaterials that convert multiwavelength near-infrared (NIR) excitation into …

Rare-earth-based upconversion nanotechnology has recently shown great promise for
photodynamic therapy (PDT). However, the NIR-induced PDT is greatly restricted by …

Lanthanide-doped upconversion nanoparticles (UCNPs) are promising for applications as
wide as biological imaging, multimodal imaging, photodynamic therapy, volumetric displays …