Geometric approximations to two-particle Green function for ethylene

被引：40

作者：

Linderberg, Jan ^{[1
]}

Ratner, Mark ^{[1
]}

机构：

[1] Aarhus Univ, Dept Chem, DK-8000 Aarhus C, Denmark

来源：

CHEMICAL PHYSICS LETTERS | 1970年 / 6卷 / 01期

关键词：

D O I：

10.1016/0009-2614(70)80069-0

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 geometric construction is used to find the matrix representation of the two-particle Green function for a pi-electron model of ethylene. A self-consistency condition is derived, allowing calculation of highly accurate values for the bond order, ionic character and elementary excitations.

引用

页码：37 / 40

页数：4

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