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MECHANISM FOR PHOTOSTIMULATED LUMINESCENCE (PSL) OF BaFX: Eu2^+

MECHANISM FOR PHOTOSTIMULATED LUMINESCENCE (PSL) OF BaFX: Eu2^+

作     者:Mian Zeng SU Wei ZHAO Wei CHEN 

作者机构:Department of ChemistryPeking UniversityBeijing 100871 

出 版 物:《Chinese Chemical Letters》 (中国化学快报(英文版))

年 卷 期:1992年第3卷第11期

页      面:929-932页

核心收录:

学科分类:07[理学] 0703[理学-化学] 

基  金:The project supported by the Natioal Natural Science Foundation of China 

主  题:Eu2 MECHANISM FOR PHOTOSTIMULATED LUMINESCENCE OF BaFX PSL 

摘      要:Some new photostimulable F centers in the X-rayed BaFX: Eu2^+ were found. Their absorption bands are located in IR region. PSL process of X-rayed BaFX:Eu^(2+) consists of two subordinated process—e^--h^+ recombination and radiative transition of Eu2^+ ions. The latter is a slow and rate-determining step. Dynamics and mechanism of that PSL have been investigated.

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