Apparent self-heating of individual upconverting nanoparticle thermometers

Andrea D. Pickel; Ayelet Teitelboim; Emory M. Chan; Nicholas J. Borys; P. James Schuck; Chris Dames

doi:10.1038/s41467-018-07361-0

Nature Communications (Nov 2018)

Apparent self-heating of individual upconverting nanoparticle thermometers

Andrea D. Pickel,
Ayelet Teitelboim,
Emory M. Chan,
Nicholas J. Borys,
P. James Schuck,
Chris Dames

Affiliations

Andrea D. Pickel: Department of Mechanical Engineering, University of California
Ayelet Teitelboim: The Molecular Foundry, Lawrence Berkeley National Laboratory
Emory M. Chan: The Molecular Foundry, Lawrence Berkeley National Laboratory
Nicholas J. Borys: The Molecular Foundry, Lawrence Berkeley National Laboratory
P. James Schuck: The Molecular Foundry, Lawrence Berkeley National Laboratory
Chris Dames: Department of Mechanical Engineering, University of California

DOI: https://doi.org/10.1038/s41467-018-07361-0
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 12

Abstract

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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.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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