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 …

Temperature monitoring plays an important role in ensuring product quality, saving energy,
promoting the development of national economy and providing basic diagnostic criteria in …

Luminescent ratiometric thermometers combining high spatial and temporal resolution at the
micro-and nanoscale, where the conventional methods are ineffective, have emerged over …

Abstract Lanthanides (Ln 3+) are a unique class of optical materials and are extensively
used as building blocks for optoelectronic device architectures due to their outstanding …

Chemical compounds with high upconversion (UC) intensity are still needed for temperature-
sensing media based on the fluorescence intensity ratio (FIR) technique of UC materials. In …

Abstract The Er 3+/Yb 3+-codoped Na 0.5 Gd 0.5 MoO 4 phosphors were prepared via a
facile sol-gel method. Under 980 nm excitation, the characteristic emissions of Er 3+ ions …

Optical temperature sensors play a vital role in biomedical and therapeutic applications due
to their reliable and unique detection sensitivity. Internal self-heating in Er 3+/Yb 3+ doped …

Abstract In this work, Er 3+/Yb 3+: CaMoO 4 upconversion phosphor is fabricated, and its
temperature dependent luminescent performance is investigated. Using fluorescence …

Non-contact ratiometric thermometry has applications ranging from in situ physiological
measurements to industrial process monitoring. The technique is based on the optical …

In the present work, Er 3+ doped Sr 3 LiSbO 6 ceramics phosphors have been synthesized
by the solid-state method. Crystal structure and phase formation were analyzed from XRD …