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金属学报  1989, Vol. 25 Issue (2): 137-142    
  论文 本期目录 | 过刊浏览 |
普适X射线无标定量相分析法的数据处理
林树智;张喜章;王文忠
中国科学院金属研究所;副研究员;沈阳;中国科学院金属研究所;大连铁道学院;进修教师
DATA PROCESSING OF UNIVERSAL QUANTITATIVE METHOD IN STANDARDLESS X-RAY PHASE ANALYSIS
LIN Shuzhi;ZHANG Xizhang;WANG Wenzhong Institute of Metal Reaserch; Academia Sinica
引用本文:

林树智;张喜章;王文忠. 普适X射线无标定量相分析法的数据处理[J]. 金属学报, 1989, 25(2): 137-142.
, , . DATA PROCESSING OF UNIVERSAL QUANTITATIVE METHOD IN STANDARDLESS X-RAY PHASE ANALYSIS[J]. Acta Metall Sin, 1989, 25(2): 137-142.

全文: PDF(420 KB)  
摘要: 普适无标法中系数A_(isP)的准确性与所选参考相有关。本文给出了参考相选择的判据。当提供测量的样品数目多于样品所含相的相数时,应用最小二乘法能得到较为理想的结果,可满足一般定量相分析的要求。
关键词 X射线相定量分析数据处理    
Abstract:Accuracy of coefficient A_(isp) is related to the reference phase chosenduring analysis. The criterion of choosing reference phase which may minimize theerror of A_(isp) was deduced. The optimum results could be obtained by using the me-thod of least sqares if the number of samples for analysis is more than the phasein samples. The procedure presented here is satisfactory for ordinary phase analy-sis.
Key wordsX-ray diffraction analysis    data processing
收稿日期: 1989-02-18     
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[1] 郭常霖;黄月鸿. 求解X射线定量相分析最小二乘方程组的抛弃平均法[J]. 金属学报, 1991, 27(3): 142-146.