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Ground state of the non-half-filled Hubbard model: a renormalisation group study

✍ Scribed by Bibhas Bhattacharyya; Shreekantha Sil

Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
458 KB
Volume
180
Category
Article
ISSN
0375-9601

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Monte Carlo simulation of nearly half-fi
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✍ Nobuo Furukawa; Masatoshi Imada πŸ“‚ Article πŸ“… 1991 πŸ› Elsevier Science 🌐 English βš– 181 KB

Optinlization of the initial trial state in the ground state algorithm for the fermion simulation is performed, which quantitatively reduces the negative sign proi)lem of the Hubbard model in two dimension. Physical quantities of the Hubbard model near half-filling are calculated.