EXAFIT - A CURVE-FITTING PROGRAM FOR EXAFS

被引:11
作者
BAUCHSPIESS, KR
机构
[1] Photon Factory, National Laboratory for High Energy Physics, Tsukuba Ibaraki, 305
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1993年 / 32卷
关键词
EXAFS; DATA ANALYSIS;
D O I
10.7567/JJAPS.32S2.131
中图分类号
O59 [应用物理学];
学科分类号
摘要
A curve-fitting program for EXAFS has been developed with the aim of providing an efficient data analysis tool for EXAFS. While the fitting algorithm (Marquardt) is standard, the emphasis has been placed on ease of use of the program and high flexibility with parameter input and fitting model. It is possible to fit several spectra simultaneously. This reduces the correlation among the fit parameters in cases where several spectra are fitted with one or more parameters in common. Further features include fitting in k- or R-space, calculation of correlation coefficients, and error determination.
引用
收藏
页码:131 / 133
页数:3
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