Efficient Sr<sub>2</sub>Ta<sub>2</sub>O<sub>7</sub>:Bi<sup>3+</sup>,Ln<sup>3+</sup> (Ln<sup>3+</sup> = Eu<sup>3+</sup>,Sm<sup>3+</sup>) phosphors for optical thermometry and anti-counterfeiting
Xin Wang, Shuai Wei, Zeyu Lyu, Dashuai Sun, Taixing Tan, Luhui Zhou, Pengcheng Luo, Zheng Lu, Xiaowei Zhang, Hongpeng You
Abstract
A series of novel optical thermometers with an optimal relative sensitivity of 2.98% K −1 were designed based on the luminescence of the Bi 3+ and Ln 3+ ions with different temperature sensitivities.
Topics & Concepts
Materials scienceRadiochemistryNuclear reactionPhysicsAtomic physicsChemistryLuminescence Properties of Advanced MaterialsGas Sensing Nanomaterials and SensorsPerovskite Materials and Applications