Optimal choice of trapezoidal shaping parameters in digital nuclear spectrometer system

查看全文 作　　者：ZHANG [1,2]Huaiqiang;GE [3]Liangquan;TANG [1]Bin;LIU [2]Tingli

机构地区：[1]Engineering Research Center of Nuclear Technology Application(East China Institute of Technology),Ministry of Education;[2]School of Nuclear Engineering and Geophysics,East China Institute of Technology;[3]School of Information Science and Technology,Chengdu University of Technology

出　　处：《Nuclear Science and Techniques》索引2013年第24卷第6期,共6页

基　　金：Supported by National High Technology Research and Development Program of China(Nos.2012AA061804 and 2012AA061803);East China Institute of Technology Science Foundation(No.DHBK201111);Open-ended Foundation(No.HJSJYB2011-18)from the Chinese Engineering Research Center 摘　　要：Trapezoidal shaping method is widely applied to pulse amplitude extraction in digital nuclear spectrometer system,the optimal selection of the shaping parameters can improve the energy resolution and pulse counting rate.From the view of noise characteristics,ballistic deficit compensation characteristics and pulse pile-up characteristics,in this paper the optimal selection of the trapezoidal shaping parameters is studied on.According to the theoretical analysis and experimental verification,the optimal choice of trapezoidal shaping parameters is similar to the triangle,the rise time is longer and the flat-top width is shorter. 关键词：成形参数优化选择梯形系统谱仪高能量分辨率成形方法噪声特性

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Optimal choice of trapezoidal shaping parameters in digital nuclear spectrometer system

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