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

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

The detection of cancer biomarkers in histological samples and blood is of paramount
importance for clinical diagnosis. Current methods are limited in terms of sensitivity …

Deep tissue imaging in the second near-infrared (NIR-II) window holds great promise for
physiological studies and biomedical applications,,,,–. However, inhomogeneous signal …

Hypoxia development in tumor is closely associated with its increased aggressiveness and
strong resistance to therapy, leading to the poor prognosis in several cancer types …

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 …

Accurate deep-tissue thermometry integrated with bio-imaging and self-heating functions is
urgently desired for effective photo-thermal therapy (PTT) with minimized collateral …

Optical characteristics of luminescent materials, such as emission profile and lifetime, play
an important role in their applications in optical data storage, document security, diagnostics …

Perovskite photodetectors have gradually shown preeminent photoelectric performance due
to the unique material properties. In recent years, lots of works have been reported in …

Heterostructure nanoparticles (NPs), constructed by two single‐component NPs with distinct
nature and multifunctional properties, have attracted intensive interest in the past few years …