Calculation of the electronic spectra of molecules in solution and on surfaces

被引:51
作者
Besley, NA [1 ]
机构
[1] Univ Nottingham, Sch Chem, Nottingham NG7 2RD, England
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1016/j.cplett.2004.04.004
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
An approach is presented to calculate the electronic spectra of molecules in solution or adsorbed on surfaces. Through limiting electronic excitations to include only those between orbitals localized on the solute or adsorbant, large computational savings are achieved with minimal additional error. This approach has been implemented within time-dependent density functional theory and single excitation configuration interaction. Calculations of the electronic spectrum of formamide in water and carbon monoxide on the Ni(1 1 1) surface illustrate the method. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:124 / 129
页数:6
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