An up-conversion Ba<sub>3</sub>In(PO<sub>4</sub>)<sub>3</sub>:Er<sup>3+</sup>/Yb<sup>3+</sup> phosphor that enables multi-mode temperature measurements and wide-gamut ‘temperature mapping’
Zonghao Lei, Ronghui Liu, Lijie Sun, Xiaoxiong Wang, Chen Hu, Yanfei Zou, Xiaowei Yang, Shikun Su, Bing Teng, Hui Xu, Degao Zhong
Abstract
Four modes of fluorescence temperature measurement were achieved by using a sample of Ba 3 In(PO 4 ) 3 :0.02Er 3+ /0.05Yb 3+ . As the temperature increased, the emission color of the sample changed from red to green, and highest S r value is 0.977% K −1 .
Topics & Concepts
PhosphorLuminescenceFluorescenceGamutMaterials scienceColor temperatureThermochromismAnalytical Chemistry (journal)Atmospheric temperature rangeYtterbiumDopingTemperature measurementOptoelectronicsOpticsChemistryPhysicsChromatographyMeteorologyOrganic chemistryQuantum mechanicsLuminescence Properties of Advanced MaterialsPerovskite Materials and ApplicationsGlass properties and applications