Revisiting the variational nature of the quantum theory of atoms in molecules

被引:20
|
作者
Pendás, AM [1 ]
Blanco, MA [1 ]
Francisco, E [1 ]
机构
[1] Univ Oviedo, Fac Quim, Dept Quim Fis & Anal, Oviedo 33006, Spain
关键词
D O I
10.1016/j.cplett.2005.09.113
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 simplified derivation of the variational nature of the real space basins used in the quantum theory of atoms in molecules (QTAM) is presented. We focus on pointing out the non-standard characteristics of the variational problem that is solved, and on clarifying some points that tend to be misinterpreted. An explicit discussion of the meaning of the functional minimized is also presented and used to derive both a new form for the atomic virial theorem and to show how basin chemical potentials may be defined. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:16 / 21
页数:6
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