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Coupled clusters and the electron gas at metallic densities

✍ Scribed by R.F. Bishop; K.H. Lührmann


Publisher
Elsevier Science
Year
1981
Weight
164 KB
Volume
108
Category
Article
ISSN
0378-4363

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The coulomb hole and the correlation ene
✍ M. Berrondo; O. Goscinski 📂 Article 📅 1981 🏛 Elsevier Science 🌐 English ⚖ 427 KB

An approximation for the correIation energy of the electron gas is derived (employing a direct modelling of the Coulomb hole) for the pair distribution function: ec(rs) = -0.303&, + 1\_108) rydberg. It is of the same form as the expressions of Wigner and of McWeeny.