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总和与均值。活化分析的标准程序。

Sum and mean. Standard programs for activation analysis.

作者信息

Lindstrom R M

机构信息

Inorganic Analytical Research Division, National Institute of Standards and Technology, Gaithersburg, MD.

出版信息

Biol Trace Elem Res. 1994 Fall;43-45:597-603. doi: 10.1007/978-1-4757-6025-5_69.

DOI:10.1007/978-1-4757-6025-5_69
PMID:7710877
Abstract

Two computer programs in use for over a decade in the Nuclear Methods Group at NIST illustrate the utility of standard software: programs widely available and widely used, in which (ideally) well-tested public algorithms produce results that are well understood, and thereby capable of comparison, within the community of users. Sum interactively computes the position, net area, and uncertainty of the area of spectral peaks, and can give better results than automatic peak search programs when peaks are very small, very large, or unusually shaped. Mean combines unequal measurements of a single quantity, tests for consistency, and obtains the weighted mean and six measures of its uncertainty.

摘要

美国国家标准与技术研究院(NIST)核方法小组使用了十多年的两个计算机程序说明了标准软件的实用性:这些程序广泛可用且被广泛使用,(理想情况下)经过充分测试的公共算法所产生的结果在用户群体中易于理解,从而能够进行比较。Sum程序以交互方式计算光谱峰的位置、净面积和面积不确定性,当峰非常小、非常大或形状异常时,它能比自动峰搜索程序给出更好的结果。Mean程序用于合并单个量的不等测量值,检验一致性,并获得加权平均值及其不确定性的六种度量。

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本文引用的文献

1
Effects of target shape and neutron scattering on element sensitivities for neutron-capture prompt gamma-ray activation analysis.
Anal Chem. 1991 Feb 1;63(3):288-92. doi: 10.1021/ac00003a019.
2
Neutron capture prompt-gamma activation analysis of foods.
Biol Trace Elem Res. 1990 Jul-Dec;26-27:613-22. doi: 10.1007/BF02992717.
3
Use of spherical targets to minimize effects of neutron scattering by hydrogen in neutron capture prompt gamma-ray activation analysis.在中子俘获瞬发伽马射线活化分析中使用球形靶以最小化氢对中子散射的影响。
Anal Chem. 1992 Oct 15;64(20):2366-71. doi: 10.1021/ac00044a012.