Ultra-sensitive luminescence thermometry based on MgNb<sub>2</sub>O<sub>6</sub>:Dy<sup>3+</sup>/Pr<sup>3+</sup> thermochromic phosphors
Lei Zhong, Sha Jiang, Xihui Wang, Yutong Wang, Jialiang Xie, Yanru Li, Binyao Huang, Yongjie Wang, Guotao Xiang, Li Li, Xianju Zhou, Min Yin
Abstract
A novel ultra-sensitive ratiometric luminescence thermometry strategy combining the redshift of the charge transfer band with dramatic quenching of the intervalent charge transition in MgNb 2 O 6 :Dy 3+ /Pr 3+ thermochromic phosphors.
Topics & Concepts
ThermochromismPhosphorLuminescenceMaterials scienceRedshiftQuenching (fluorescence)Persistent luminescenceAnalytical Chemistry (journal)PhotochemistryOptoelectronicsFluorescenceChemistryOpticsThermoluminescencePhysicsGalaxyOrganic chemistryChromatographyQuantum mechanicsLuminescence Properties of Advanced MaterialsOptical properties and cooling technologies in crystalline materialsPerovskite Materials and Applications