High temperature (nano)thermometers based on LiLuF<sub>4</sub>:Er<sup>3+</sup>,Yb<sup>3+</sup> nano- and microcrystals. Confounded results for core–shell nanocrystals
Anna M. Kaczmarek, Markus Suta, Hannes Rijckaert, Thomas P. van Swieten, Isabel Van Driessche, Mariusz Kaczmarek, Andries Meijerink
Abstract
Core-shell Er,Yb:LiLuF<sub>4</sub> nanocrystals were investigated for their use as high temperature thermometers. However, distribution of the dopants within the anticipatedly protective undoped shells was observed, which questions common assumptions.
Topics & Concepts
Materials scienceNanocrystalNano-Shell (structure)DopantCore (optical fiber)NanotechnologyAnalytical Chemistry (journal)DopingOptoelectronicsComposite materialChemistryChromatographyLuminescence Properties of Advanced MaterialsOptical properties and cooling technologies in crystalline materialsnanoparticles nucleation surface interactions