Thermochromic upconversion nanoparticles for visual temperature sensors with high thermal, spatial and temporal resolution

• DOI: 10.1039/c6tc01841f
• Publication Date: 2016-06-14T09:55:49Z
• Authors: Ol. A. Savchuk; J. J. Carvajal; C. Cascales; J. Massons; M. Aguiló; F . Díaz
• Keywords: Thermochromism; Photon Upconversion; Thermometer

A luminescent thermometer changing from blue to red as temperature increases and based on Yb³⁺,Tm³⁺:GdVO₄@SiO₂ nanoparticles excited at 980 nm is presented.