INTERACTION BETWEEN AN ATOM AND A MESOSCOPIC HELICOIDAL SYSTEM - FOURIER-TRANSFORM ANALYSIS

被引:10
|
作者
ALVIRA, E [1 ]
BRETON, J [1 ]
DELGADO, V [1 ]
GIRARDET, C [1 ]
机构
[1] UNIV FRANCHE COMTE, PHYS MOLEC LAB, CNRS, UA 772, F-25030 BESANCON, FRANCE
来源
JOURNAL OF CHEMICAL PHYSICS | 1992年 / 97卷 / 09期
关键词
D O I
10.1063/1.463635
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
A Fourier-transform analysis (FTA) of the interaction potential between an atom and a helicoidal periodic distribution of atoms is presented. The accuracy of this procedure is tested with respect to the standard pairwise potential sum techniques. It is shown that the convergence of FTA is quite good, mainly when the probe atom lies inside the helicoidal cavity and when the matter density on the helix remains reasonably large. Criteria are given for the applicability of the FTA to a helicoidal atomic distribution.
引用
收藏
页码:6821 / 6828
页数:8
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