Manipulating topological arrangement is a powerful tool for tuning energy migration in
natural photosynthetic proteins and artificial polymers. Here, we report an inorganic optical …

Upconversion nanoparticles (UCNPs) have been frequently applied in Förster resonance
energy transfer (FRET) bioanalysis. However, the understanding of how surface coatings …

In the late 1990s, the unique possibilities application of inorganic nanocrystals with anti-
Stokes photoluminescence were demonstrated. In a fairly short period, a significant …

Upconversion emission dynamics have long been believed to be determined by the
activator and its interaction with neighboring sensitizers. Herein this assumption is, however …

Abstract Three-dimensional (3D) rapid prototy** technology based on near-infrared light-
induced polymerization of photocurable compositions containing upconversion …

Upconversion nanoparticle (UNP) technology has matured to enable cutting edge
applications in bioimaging, sensing, and photochemistry. UNPs have garnered wide interest …

Nonblinking, nonbleaching, and superbright single upconversion nanoparticles have been
recently discovered with nonlinear power-dependent properties and can be switchable …

Upconversion nanoparticle (UCNP)-driven polymerization attracts great attention due to the
ability of near-infrared light to penetrate deeper into biological media and synthetic materials …

The ability to control ultraviolet (UV) luminescence intensity in a switch-like manner is
demonstrated through the use of 980 nm excitation pulse-width modulation in NaYF4: Yb3+ …

Recently introduced upconversion nanoparticles (UCNPs) have pushed the depth of
photodynamic therapy (PDT) treatment to the centimetre range by converting deeply …