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Scaled opposite-spin second order Møller–Plesset correlation energy: An economical electronic structure method

✍ Scribed by Jung, Yousung; Lochan, Rohini C.; Dutoi, Anthony D.; Head-Gordon, Martin


Book ID
120821126
Publisher
American Institute of Physics
Year
2004
Tongue
English
Weight
375 KB
Volume
121
Category
Article
ISSN
0021-9606

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## Abstract The scaled opposite spin Møller–Plesset method (SOS‐MP2) is an economical way of obtaining correlation energies that are computationally cheaper, and yet, in a statistical sense, of higher quality than standard MP2 theory, by introducing one empirical parameter. But SOS‐MP2 still has a