Yb3+,Tm3+co-doped Gd6 Mo O12phosphors with different morphologies are prepared by the hydrothermal method.The dendrites present different morphologies(including hexagonal prisms,spindles,and spheres) after changing the p H value and edetate disodium(EDTA) usage.It is found that each of the two factors plays a crucial role in forming different morphologies.The up-conversion(UC) luminescence is studied.Under 980-nm semiconductor laser excitation,relatively strong blue emission and weak red emission are observ...
【英文摘要】
Yb3+,Tm3+co-doped Gd6 Mo O12phosphors with different morphologies are prepared by the hydrothermal method.The dendrites present different morphologies(including hexagonal prisms,spindles,and spheres) after changing the p H value and edetate disodium(EDTA) usage.It is found that each of the two factors plays a crucial role in forming different morphologies.The up-conversion(UC) luminescence is studied.Under 980-nm semiconductor laser excitation,relatively strong blue emission and weak red emission are observ...
【基金】
Project supported by the National Natural Science Foundation of China(Grant No.20976002);
the Beijing Natural Science Foundation,China(Grant No.2122012);
the Key Projects for Science and Technology of Beijing Education Commission,China(Grant No.KZ201310011013);
the Education and Research Fund of Guangdong Province,China(Grant No.2011B090400100)
【更新日期】
2015-06-26
【分类号】
O611.4
【正文快照】
1.Introductionthermal analysis(TG-DSC),and upconversion(UC)emissionspectra.In recent years,much attention has been paid to theinfrared-to-visible up-converted luminescence(UCL)in rare-earth(RE)ions-doped phosphors due to their potential appli-2.Experiment
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