APPARENT WAVELENGTHS OF THE OSLO ELECTRON-DIFFRACTION APPARATUS ACCORDING TO DIFFRACTION PATTERNS FROM GASEOUS BENZENE

被引:15
作者
GUNDERSEN, S [1 ]
STRAND, TG [1 ]
VOLDEN, HV [1 ]
机构
[1] UNIV OSLO, DEPT CHEM, N-0315 OSLO, NORWAY
关键词
D O I
10.1016/0022-2860(94)09010-M
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The electron wavelength of the short camera distance electron diffraction diagrams of benzene was calibrated against the C-C distance of the molecule. This wavelength, when applied to the long camera distance data, repeatedly gives a C-C distance about 0.3% longer than the applied calibration distance. The effect is demonstrated by the analysis of benzene data from eight plates recorded at each of the two applied camera distances. Our presently applied photometer procedures and numerical data reduction, which includes digital Fourier filtering of the photometer data, are described. A new variant of the autocorrelation power spectrum is illustrated for the benzene data.
引用
收藏
页码:121 / 129
页数:9
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