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Influence of processing conditions on the luminescence of YVO4:Eu nanoparticles
Authors:Haiping Zhang, Mengkai Lü  , Zhiliang Xiu, Guangjun Zhou, Shufen Wang, Yuanyuan Zhou,Shumei Wang
Affiliation:

aState Key Laboratory of Crystal Materials, Shandong University, Jinan 250100, PR China

bShandong Institute of Light Industry, Jinan 250100, PR China

Abstract:Single-phase YVO4:Eu3+ nanopowders were synthesized by sol–gel combustion method using citric acid as a chelating agent and reducer. The microstructures and photoluminescence (PL) properties of the as-prepared YVO4:Eu3+ nanopowders were investigated by X-ray diffraction (XRD), transmission electron microscopy (TEM) and PL spectroscopy. The luminescence intensities of the YVO4 nanoparticles doped with 5 mol% Eu3+ ions strongly depended on the calcination temperature, the molar ratio of citric acid to nitrates and the amounts of the Li+ additive.
Keywords:Sol–gel   Combustion   Luminescence   Nanocrystals
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