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掺铒硫化锌ACTFEL中深能级的测定
引用本文:陈振湘,孙书农,刘瑞堂. 掺铒硫化锌ACTFEL中深能级的测定[J]. 厦门大学学报(自然科学版), 1988, 0(1)
作者姓名:陈振湘  孙书农  刘瑞堂
作者单位:厦门大学物理学系(陈振湘,孙书农),厦门大学物理学系(刘瑞堂)
摘    要:采用热激电流(TSC)法,在180-430K温度内对三种不同结构的ZnS:Er~(3+)交流薄膜电致发光(ACTFEL)样品,测得三个热激电流峰.经分析认为它们对应于ZnS:Er~(3+)层体内,ZnS:Er~(3+) Y_2O_3和ZnS:Er~(3+)-SnO_2界面处存在的不同深度的陷阱能级.估算其位置和密度,并讨论了实验结果.


Determination of Deep Centers in ZnS:Er~(3+) ACTFEL
Chen Zhenxiang Sun Shunong Liu Ruitang. Determination of Deep Centers in ZnS:Er~(3+) ACTFEL[J]. Journal of Xiamen University(Natural Science), 1988, 0(1)
Authors:Chen Zhenxiang Sun Shunong Liu Ruitang
Abstract:In this report, three thermally stimulated current (ISC) peaks have been observed in the temperature range 80K to 430K for three ZnS : Er3+ AC electroluminescent thin film (ACTFEL) samples with different structures It was concluded that there are three deep centers with different trap depths in the ZnS : Er3+ bulk layer, corresponding to the interface between ZnS : Er3+ and Y2O3 or between ZnS : Er3 + and SnQ2. Their Positions and densities have been estimated, and the related effects are also discussed.
Keywords:Electroluminescent   Thermally stimulated current   Deep centers
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