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

The past decade has witnessed tremendous advances in synthesis of metal halide
perovskites and their use for a rich variety of optoelectronics applications. Metal halide …

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

As star material, perovskites have been widely used in the fields of optics, photovoltaics,
electronics, magnetics, catalysis, sensing, etc. However, some inherent shortcomings, such …

Lanthanide-doped upconversion nanocrystals enable anti-Stokes emission with pump
intensities several orders of magnitude lower than required by conventional nonlinear …

Upconversion emissions from lanthanide-doped nanocrystals have sparked extensive
research interests in nanophotonics, biomedicine, photovoltaics, photocatalysis, etc …

Luminescence-based techniques continue to attract considerable attention due not only to
their current range of applications but also to their wide potential in the fields of optical …

Lanthanides refer to the 15 elements located at the sixth period and IIIB group in the periodic
table, ranging from lanthanum to lutetium, with the electronic configuration of [Xe] 4f n–1 5d …

This article gives an overview of the various kinds of nanoparticles (NPs) that are widely
used for purposes of fluorescent imaging, mainly of cells and tissues. Following an …

Tumor hypoxia is typically presented in the central region of solid tumors, which is mainly
caused by an inadequate blood flow and oxygen supply. In the conventional treatment of …