Interpolation between Hubbard and supersymmetric t-J models. Two-parameter integrable models of correlated electrons

F. C. Alcaraz; R. Z. Bariev

arxiv: cond-mat/9908265 · v1 · submitted 1999-08-18 · ❄️ cond-mat.str-el · cond-mat.stat-mech

Interpolation between Hubbard and supersymmetric t-J models. Two-parameter integrable models of correlated electrons

F. C. Alcaraz , R. Z. Bariev This is my paper

classification ❄️ cond-mat.str-el cond-mat.stat-mech

keywords modelshubbardintegrablesupersymmetricbethe-ansatzconnectcontinuouslycorrelated

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Two new one-dimensional fermionic models depending on two independent parameters are formulated and solved exactly by the Bethe-ansatz method. These models connect continuously the integrable Hubbard and supersymmetric t-J models.

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Interpolation between Hubbard and supersymmetric t-J models. Two-parameter integrable models of correlated electrons

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