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Electron Transition of Eu~(2+) and Energy Transfer in Crystals BaFX:Eu~(2+),Eu~(3+) (X=Cl,Br)
引用本文:赵纬,宋增福,苏勉曾. Electron Transition of Eu~(2+) and Energy Transfer in Crystals BaFX:Eu~(2+),Eu~(3+) (X=Cl,Br)[J]. 中国稀土学报(英文版), 1992, 0(4)
作者姓名:赵纬  宋增福  苏勉曾
作者单位:Department of Chemistry,Department of Physics,Department of Chemistry Departments of Chemistry and Physics,Peking University,Beijing 100871,China,Departments of Chemistry and Physics,Peking University,Beijing 100871,China,Departments of Chemistry and Physics,Peking University,Beijing 100871,China
基金项目:Project supported by the National Natural Science Foundation of China
摘    要:In crystals BaFX:Eu~(2+)(X=Cl,Br).there exists configuration interaction between 4f~65d and 4f~65s ex-cited state of Eu~(2+)ion.and it results in the change of relative intensities of d-f and f-f transition.The transition~S_-_2→4f~65d-6s is observed.The variation of F/X atomic ratio between 110/90 and 90/110 does not obvi-ously influence the luminescence of BaFX:Eu~(2-).There is energy transfer between Eu~(2+)(f-f)and Eu~(3+)whichcoexists in the matrices.


Electron Transition of Eu~(2+) and Energy Transfer in Crystals BaFX:Eu~(2+),Eu~(3+) (X=Cl,Br)
Zhao Wei Song Zeng-Fu Su Mian-Zeng. Electron Transition of Eu~(2+) and Energy Transfer in Crystals BaFX:Eu~(2+),Eu~(3+) (X=Cl,Br)[J]. Journal of Rare Earths, 1992, 0(4)
Authors:Zhao Wei Song Zeng-Fu Su Mian-Zeng
Abstract:
Keywords:Barium fluorohalide  Europium ions  Electron transition  Energy transfer
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