Enhanced ³H₄-³F₄ nonradiative relaxation of Tm³⁺ through energy transfer to Yb³⁺ and efficient back transfer in lowly Tm³⁺ doped Lu_1.6Sc_0.4O₃:Tm³⁺, Yb³⁺

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• 作者：Wen Liu^a ; ^b ; Zhendong Hao^a ; ^{haozhendong0451@yahoo.cn} ; Liangliang Zhang^a ; Xia Zhang^a ; Yongshi Luo^a ; Guohui Pan^a ; Huajun Wu^a ; Jiahua Zhang^a ; ^{zhangjh@ciomp.ac.cn}
• 关键词：Energy transfer ; Thulium-ytterbium system ; Radiative lifetime
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：5 March 2017
• 年：2017
• 卷：696
• 期：Complete
• 页码：627-631
• 全文大小：993 K
• 卷排序：696

文摘

Tm3+-Yb3+-Tm3+ efficient forward-backward energy transfer is proved. BET is benefit from the preferential excitation in the step of FET. Be propitious to Tm3+ blue upconversion with red light excitation. A new method to calculate radiative rate of Tm3+:3H4 state is demonstrated.