Quasi-one-dimensional quantum ferrimagnets

R.R. Montenegro-Filho and M.D. Coutinho-Filho

Physica A: Statistical Mechanics and its Applications, 2005, vol. 357, issue 1, 173-180

Abstract: We present an exact diagonalization study of the half-filled Hubbard model on bipartite quasi-one-dimensional lattices. In particular, we emphasize the dependence of the ferrimagnetic ground state properties, and its associated magnetic excitations, on the Coulomb repulsion U.

Keywords: Hubbard model; Heisenberg model; Ferrimagnetism; Magnetic polymers (search for similar items in EconPapers)
Date: 2005
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Persistent link: https://EconPapers.repec.org/RePEc:eee:phsmap:v:357:y:2005:i:1:p:173-180

DOI: 10.1016/j.physa.2005.05.060

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