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Strong coupling hubbard model: The high temperature expansion

✍ Scribed by Marcel Franz; Milan Noga

Book ID
112569704
Publisher
Springer
Year
1989
Tongue
English
Weight
183 KB
Volume
39
Category
Article
ISSN
0011-4626

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Weak- and strong-coupling expansions for
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✍ J. Wagner; R. Putz; B. Ehlers; L. Lilly; A. Muramatsu; W. Hanke πŸ“‚ Article πŸ“… 1989 πŸ› Elsevier Science 🌐 English βš– 123 KB

Pairing mediated by charge-transfer and magnetic fluctuations is examined for a two-component (d and p) Hubbard model in 2D with hopping (tnd),Short-range on-site (Ud,UD) and nearest-neighbor (Vc) repulsive interactions within (a) the randBm-phase approximation and (b) a strong coupling (tnd<E U d)