Paper Title:

Effect of Grain Size on the Luminescent Properties of Nano-Scale Gd2O3:Eu

Periodical Journal of Metastable and Nanocrystalline Materials (Volume 23)
Main Theme Science and Technology of Nanomaterials
Edited by M. Gupta and Christina Y.H. Lim
Pages 15-18
DOI 10.4028/www.scientific.net/JMNM.23.15
Citation Qing Feng Liu et al., 2005, Journal of Metastable and Nanocrystalline Materials, 23, 15
Online since January, 2005
Authors Qing Feng Liu, Qian Liu
Keywords Gd2O3:Eu, Grain Size, Luminescence, Nanoscale
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Abstract

Nano-scale Gd2O3:Eu phosphor powders were synthesized by combustion method. In this process, the grain sizes of nano-scale Gd2O3:Eu were controlled by changing the amount of citric acid. Compared with micro-scale powders obtained from co-precipitation process, XRD revealed that the lattice parameter of nano-scale powders Gd2O3:Eu decreased. Further detailed study show that the luminescent properties were related to the grain size of nano Gd2O3:Eu powders under UV excitation.