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Article

Absence of metal–insulator transition in Hubbard’s model for a hypercubic lattice

A. L. AlistratovPhysicotechnical Institute, Ukrainian Academy of Sciences, DonetskYu. A. DimashkoPhysicotechnical Institute, Ukrainian Academy of Sciences, DonetskV. S. Podol’skiiPhysicotechnical Institute, Ukrainian Academy of Sciences, Donetsk
Low Temperature Physicsjournal1993en
ABI

Abstract

Hubbard’s model with local repulsion and half-filled band is considered for a hypercubic lattice. It is shown that there is no metal–insulator transition in this model and its ground state is an antiferromagnetic insulator for any finite interaction.

Topics

Cold Atom Physics and Bose-Einstein CondensatesPhysics of Superconductivity and MagnetismQuantum and electron transport phenomena

Identifiers

DOI
10.1063/10.0033467

Citations and references

Cited by 03 references
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