Excitation-wavelength-dependent anti-thermal quenching of upconversion luminescence in hexagonal NaGdF<sub>4</sub>:Nd<sup>3+</sup>/Yb<sup>3+</sup>/Er<sup>3+</sup> nanocrystals
Tao Pang, Yanyan Wu, Yujian Zhang, Ronghua Jian, Junwen Mao, Hong Wang, Hai Guo
Abstract
Anti-thermally-quenched upconversion luminescence is achieved by designing the composition of the phosphor and matching the appropriate excitation wavelength.
Topics & Concepts
Materials scienceLuminescenceExcitationPhoton upconversionPhosphorWavelengthQuenching (fluorescence)NanocrystalHexagonal crystal systemAnalytical Chemistry (journal)Excited stateAtomic physicsOptoelectronicsOpticsFluorescenceCrystallographyNanotechnologyPhysicsChemistryQuantum mechanicsChromatographyLuminescence Properties of Advanced MaterialsSolid State Laser TechnologiesGlass properties and applications