Functional fitting to the efficiency curves of coaxial Ge (Li) and HpGe detectors in the energy range of 122-1400keV

Weisheng Li; Wenxin Li; Tongyu Sun; Lili Zhao

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Functional fitting to the efficiency curves of coaxial Ge (Li) and HpGe detectors in the energy range of 122-1400keV

更新时间：2022-09-13

- Functional fitting to the efficiency curves of coaxial Ge (Li) and HpGe detectors in the energy range of 122-1400keV
- Nuclear Techniques Vol. 13, Issue 4, (1990)
- 作者机构：
  
  中国科学院近代物理研究所
- 作者简介：
- 基金信息：
- DOI：
  CLC：
- Received：05 April 1988，
  
  Published：1990-04
- 稿件说明：
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Weisheng Li, Wenxin Li, Tongyu Sun, et al. Functional fitting to the efficiency curves of coaxial Ge (Li) and HpGe detectors in the energy range of 122-1400keV[J]. Nuclear techniques, 1990, 13(4): 228-232.
DOI：

Weisheng Li, Wenxin Li, Tongyu Sun, et al. Functional fitting to the efficiency curves of coaxial Ge (Li) and HpGe detectors in the energy range of 122-1400keV[J]. Nuclear techniques, 1990, 13(4): 228-232. DOI：

摘要

在能量为122—1400keV范围内最优化方法用于四参数表达式

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和实验测定的同轴Ge（Li）和HpGe探测器效率的拟合。给出了初值计算方法。拟合结果是好的，实验和拟合值之间平均偏离小于2.0%。

Abstract

An optimization method has been used to fit a 4-parameter expression

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exp(-

) to the experimental efficiencies from coaxial Ge (Li) and HpGe detectors in the energy range of 122—1400 keV. Calculation approach to initial values of the parameters is given. A good fit is obtained

with the mean deviation between the experimental and fitted values being

2.0%.

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references

王功庆等，核技术，（ 1981 ）， 4 ： 33 。

L. V. East , Nucl. Instr. Meth. , 93 ( 1971 ), 2 : 193 .

L. A. McNelles and J. L. Campbell , Nucl. Instr. Meth. , 109 ( 1973 ), 2 : 241 .

P. Singh , Nucl. Instr. Meth. , 136 ( 1976 ), 3 : 543 .

Y. Yoshizawa et al ., Nucl, Instr. Meth. , 174 ( 1980 ), 1/2 : 109 .

D. J. Morrissey et al ., Nucl, Instr. Meth. 158 ( 1979 ), 2/3 : 499 .

李伟生，隔步梯度法最优化程序，近代物理研究所资料， 1987 年。

赖炎连，应用数学学报， 4 （ 1981 ）， 106 。

李伟生和徐伟鹏，全国计算数学协会第二届年会论文， 1982 年。

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