Recently, there has been observed huge progress in the advancement of remote optical
nanothermometry, as it plays a vital role in remote, noninvasive, and remote temperature …

Mn 4+-activated phosphors are of great interest in luminescence lifetime thermometry due to
the luxuriant luminescence properties influenced by the locally surrounding crystal field. It is …

Sensors play a key role on the Internet of Things (IoT), providing monitoring inside and
outside the networks in a multitude of parameters. A fundamental parameter to sense is …

For noncontact optical thermometry, in contrast with fluorescence intensity ratio (FIR)
technology, excitation intensity ratio (EIR) technology has been seriously limited due to low …

A significant impediment to the deployment of anti-counterfeiting technologies is the reliance
on specialized hardware. Here, anti-counterfeiting labels are developed that are both …

The need to sense and track in real time through sustainable and multifunctional labels is
exacerbated by the COVID‐19 pandemic, where the simultaneous measurement of body …

Optical thermometers based on Nd 3+(0.5 mol.%), Yb 3+(1.0, 2, 0, 4.0, and 8.0 mol.%): YF 3
nano-phosphors were studied in the 80–320 K temperature range. The Nd 3+, Yb 3+: YF 3 …

Abstract Lanthanide (Ln3+) oxysulfide nanocrystals (NCs) have great prospect in many
advanced technologies; however, they suffer from a low photoluminescence efficiency due …

Dynamic luminescent labels, in which a luminescent image changes with time after
ultraviolet excitation is turned off, are attractive for anticounterfeiting. A sequence of …

The quantification of the exact temperature with precision is fundamentally vital for scientific
exploration and industrial production. As a result, the accuracy of regular thermometers is …