Among luminescent nanostructures actively investigated in the last couple of decades, rare
earth (RE3+) doped nanoparticles (RENPs) are some of the most reported family of …

With the rapid progress in nanomaterials and biochemistry, there has been an explosion of
interest in biomolecule‐modified quantum dots (QDs) for biomedical applications. Metal …

Optical technologies enable real-time, noninvasive analysis of complex systems but are
limited to discrete regions of the optical spectrum. While wavelengths in the short-wave …

Materials whose luminescence can be switched by optical stimulation drive technologies
ranging from superresolution imaging,,–, nanophotonics, and optical data storage,, to …

Photon avalanche (PA)—where the absorption of a single photon initiates a 'chain
reaction'of additional absorption and energy transfer events within a material—is a highly …

Photon avalanching nanoparticles (ANPs) exhibit extremely nonlinear upconverted
emission valuable for subdiffraction imaging, nanoscale sensing, and optical computing …

Biosensing approaches that combine small, engineered antibodies (nanobodies) with
nanoparticles are often complicated. Here, we show that nanobodies with different C …

Upconverting nanoparticles (UCNPs) exhibit unique nonlinear optical properties that can be
harnessed in microscopy, sensing, and photonics. However, forming high-resolution nano …

Upconverting nanoparticles (UCNPs) compose a class of luminescent materials that utilize
the unique wavelength-converting properties of lanthanide (Ln) ions for light-harvesting …

Although numerous genetic, chemical, and physical strategies have been developed to
remodel the cell surface landscape for basic research and the development of live cell …