The Effect of Particle Morphology and Crystallite Size on the Upconversion Luminescence Properties of Erbium and Ytterbium Co-doped Yttrium Oxide Phosphors

2001 ◽  
Vol 105 (5) ◽  
pp. 948-953 ◽  
Author(s):  
J. Silver ◽  
M. I. Martinez-Rubio ◽  
T. G. Ireland ◽  
G. R. Fern ◽  
R. Withnall
2006 ◽  
Vol 24 (6) ◽  
pp. 757-760 ◽  
Author(s):  
Yang Kuisheng ◽  
Li Yan ◽  
Yu Chaoyi ◽  
Lu Liping ◽  
Ye Chanhua ◽  
...  

2014 ◽  
Vol 597 ◽  
pp. 109-112
Author(s):  
Jia Yue Sun ◽  
Bing Xue ◽  
Qiu Mei Di ◽  
Qi Guang Xu ◽  
Liu Han

Yb3+, Tm3+ co-doped Gd6MoO12 phosphors were prepared by the hydrothermal method. After tuning the PH value and EDTA, phosphors present different morphologies including hexagonal prisms, spindles, and spheres. Under 980nm excitation, the upconversion luminescence properties of the as-prepared phosphors are studied based on changing the synthesis condition. It is found that usage of EDTA and pH changing both play crucial key in the formation of morphology. Pumping power on the UC luminescence properties and level diagram mechanism of Gd6MoO12:Yb3+/Tm3+phosphor have also been discussed.


2019 ◽  
Vol 68 (21) ◽  
pp. 213301
Author(s):  
Yue Zhao ◽  
Fan Yang ◽  
Jia-Shi Sun ◽  
Xiang-Ping Li ◽  
Jin-Su Zhang ◽  
...  

2005 ◽  
Vol 135 (7) ◽  
pp. 449-454 ◽  
Author(s):  
Liyan Zhang ◽  
Hongtao Sun ◽  
Shiqing Xu ◽  
Kefeng Li ◽  
Lili Hu

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