Communications: Accurate and efficient approximations to explicitly correlated coupled-cluster singles and doubles, CCSD-F12

We propose a novel explicitly correlated coupled-cluster singles and doubles method CCSD(F12(*)), which retains the accuracy of CCSD-F12 while the computational costs are only insignificantly larger than those for a conventional CCSD calculation.

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Bibliographic Details
Published inThe Journal of chemical physics Vol. 132; no. 23; p. 231102
Main Authors Hättig, Christof, Tew, David P, Köhn, Andreas
Format Journal Article
LanguageEnglish
Published United States 21.06.2010
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Summary:We propose a novel explicitly correlated coupled-cluster singles and doubles method CCSD(F12(*)), which retains the accuracy of CCSD-F12 while the computational costs are only insignificantly larger than those for a conventional CCSD calculation.
ISSN:1089-7690
DOI:10.1063/1.3442368