共 25 条
A facile route to synthesize luminescent YVO4:Eu3+ porous nanoplates
被引:25
作者:
Wang, Juan
[1
,2
]
Xu, Yunhua
[1
]
Hojamberdiev, Mirabbos
[1
]
Peng, Jianhong
[1
]
Zhu, Gangqiang
[1
]
机构:
[1] Xian Univ Architecture & Technol, Shaanxi Key Lab Nanomat & Technol, Xian 710055, Peoples R China
[2] Xian Univ Architecture & Technol, Sch Sci, Xian 710055, Peoples R China
关键词:
Nanocrystals;
Optical spectroscopy;
Nanoparticles;
Luminescence;
NANOCRYSTALLINE YVO4-EU3+;
PHOSPHOR;
EU3+;
PHOTOLUMINESCENCE;
NANOSTRUCTURES;
NANOPARTICLES;
FABRICATION;
EXCITATION;
NETWORKS;
LASER;
D O I:
10.1016/j.jnoncrysol.2009.04.013
中图分类号:
TQ174 [陶瓷工业];
TB3 [工程材料学];
学科分类号:
0805 ;
080502 ;
摘要:
Porous nanoplates made of yttrium orthovanadate doped with europeum (YVO4:Eu3+) have been successfully synthesized via a chemical co-precipitation method using NH4VO3, Y2O3, Eu2O3 and ethylene glycol. To investigate the effect of temperature on the pore size and morphology of the final product, the as-synthesized YVO4:Eu3+ nanoplates were subjected to heat treatment at 300 and 600 degrees C for 2 h. The obtained samples were characterized by X-ray diffractometion, Fourier-transform infrared spectroscopy, transmission electron microscopy, high-resolution transmission electron microscopy and photoluminescence spectroscopy. The experimental results showed that the luminescent properties were significantly enhanced with increasing pore size of the YVO4:Eu3+ porous nanoplates. (C) 2009 Elsevier B.V. All rights reserved.
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页码:903 / 907
页数:5
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