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
收藏
页码：37 / 40
页数：4
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