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Coupled cluster calculations of interaction energies in benzene-fluorobenzene van der Waals complexes

Fernandez, Berta ; Pedersen, Thomas LU ; Sanchez de Meras, Alfredo and Koch, Henrik (2007) In Chemical Physics Letters 441(4-6). p.332-335
Abstract
Benzene-fluorobenzene complexes are used as model systems to simulate the interactions of the SBB-HCAII protein-ligand complex. Using the second-order Moller-Plesset [MP2] and the coupled cluster singles and doubles including connected triple excitations models recently implemented with Cholesky decompositions we evaluate accurate interaction energies for several benzene-fluorobenzene van der Waals complexes. We consider edge-to-face interactions and compare the results to those from a recent MP2 study and to experimental findings. In contrast to experimental trends, we find that the interaction tends to decrease with increasing fluorination and conclude that benzene-fluorobenzene complexes are too simple to simulate the full SBB-HCAII... (More)
Benzene-fluorobenzene complexes are used as model systems to simulate the interactions of the SBB-HCAII protein-ligand complex. Using the second-order Moller-Plesset [MP2] and the coupled cluster singles and doubles including connected triple excitations models recently implemented with Cholesky decompositions we evaluate accurate interaction energies for several benzene-fluorobenzene van der Waals complexes. We consider edge-to-face interactions and compare the results to those from a recent MP2 study and to experimental findings. In contrast to experimental trends, we find that the interaction tends to decrease with increasing fluorination and conclude that benzene-fluorobenzene complexes are too simple to simulate the full SBB-HCAII protein-ligand system. (c) 2007 Elsevier B.V. All rights reserved. (Less)
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; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Chemical Physics Letters
volume
441
issue
4-6
pages
332 - 335
publisher
Elsevier
external identifiers
  • wos:000247985400032
  • scopus:34250205251
ISSN
0009-2614
DOI
10.1016/j.cplett.2007.05.017
language
English
LU publication?
yes
additional info
The information about affiliations in this record was updated in December 2015. The record was previously connected to the following departments: Theoretical Chemistry (S) (011001039)
id
e2be0147-5cc6-425f-ba36-9b11b1b136fa (old id 648136)
date added to LUP
2016-04-01 16:33:20
date last changed
2023-01-05 00:33:32
@article{e2be0147-5cc6-425f-ba36-9b11b1b136fa,
  abstract     = {{Benzene-fluorobenzene complexes are used as model systems to simulate the interactions of the SBB-HCAII protein-ligand complex. Using the second-order Moller-Plesset [MP2] and the coupled cluster singles and doubles including connected triple excitations models recently implemented with Cholesky decompositions we evaluate accurate interaction energies for several benzene-fluorobenzene van der Waals complexes. We consider edge-to-face interactions and compare the results to those from a recent MP2 study and to experimental findings. In contrast to experimental trends, we find that the interaction tends to decrease with increasing fluorination and conclude that benzene-fluorobenzene complexes are too simple to simulate the full SBB-HCAII protein-ligand system. (c) 2007 Elsevier B.V. All rights reserved.}},
  author       = {{Fernandez, Berta and Pedersen, Thomas and Sanchez de Meras, Alfredo and Koch, Henrik}},
  issn         = {{0009-2614}},
  language     = {{eng}},
  number       = {{4-6}},
  pages        = {{332--335}},
  publisher    = {{Elsevier}},
  series       = {{Chemical Physics Letters}},
  title        = {{Coupled cluster calculations of interaction energies in benzene-fluorobenzene van der Waals complexes}},
  url          = {{http://dx.doi.org/10.1016/j.cplett.2007.05.017}},
  doi          = {{10.1016/j.cplett.2007.05.017}},
  volume       = {{441}},
  year         = {{2007}},
}