Drude Weight and f-Sum Rule of the Hubbard Model at Strong Coupling
作者： Peter Horsch , Walter Stephan
DOI: 10.1007/978-1-4899-1042-4_20
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摘要: … weight of the Drude peak and the conductivity sum rule for the strong coupling limit of the Hubbard model … for J ~ 0.2 higher order terms become significant. The good agreement for the …
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