Mechanism of the enhanced upconversion emissions in Yb<sup>3+</sup>/Er<sup>3+</sup>-codoped germanate-tellurite glasses
Acta Physica Sinica
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Acta Phys. Sin.  2005, Vol. 54 Issue (5): 2013-2018    
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Mechanism of the enhanced upconversion emissions in Yb3+/Er3+-codoped germanate-tellurite glasses
Zhang Qin-Yuan1, Liu Yue-Hui1, Yang Zhong-Min2, Jiang Zhong-Hong2
(1); (2)华南理工大学光通信材料研究所,特种功能材料制备新技术教育部重点实验室,广州 510641
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