Apparent self-heating of individual upconverting nanoparticle thermometers

Nanoparticles are often used as nanothermometers by measuring their luminescence from upconverted energy under illumination. The authors uncover the artificial appearance of a temperature rise at high excitation intensities due to effects involving higher energy states.

Bibliographic Details
Main Authors: Andrea D. Pickel, Ayelet Teitelboim, Emory M. Chan, Nicholas J. Borys, P. James Schuck, Chris Dames
Format: Article
Language:English
Published: Nature Portfolio 2018-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-018-07361-0