LIU Gui-xia, LI Ruo-lan, DONG Xiang-ting, et al. Hydrothermal Synthesis of GdVO4 ∶ Eu3+ Luminescent Nanomaterials with Different Morphologies[J]. Chinese Journal of Luminescence, 2010,31(3):385-389.
LIU Gui-xia, LI Ruo-lan, DONG Xiang-ting, et al. Hydrothermal Synthesis of GdVO4 ∶ Eu3+ Luminescent Nanomaterials with Different Morphologies[J]. Chinese Journal of Luminescence, 2010,31(3):385-389.DOI:
luminescent nanomaterials with different morphologies were prepared by hydrothermal method
and their structure and luminescent properties were characterized. XRD patterns showed that the precursors and the heat-treated samples are tetragonal phase GdVO
4
crystals. TEM images indicated that the rice-shaped
tetragonal-shaped and spherical GdVO
4
∶ Eu
3+
nanoparticles were obtained by changing different surfactant. Fluorescence spectra showed that under the excitation of 288 nm
GdVO
4
∶ Eu
3+
nanomaterials with different morphologies have the characteristics of red emission in 617nm
attributing to the
5
D
0
→
7
F
2
transition of Eu
3+
the intensities of the fluorescence spectra are different for different samples prepared with different surfactants.
关键词
GdVO4 ∶ Eu3+纳米晶水热法
Keywords
GdVO4 ∶ Eu3+nanocrystalhydrothermal method
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