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The application of cyclic spin permutations to the theory of strongly correlated electron systems
Author(s) -
Cheranovskii V. O.
Publication year - 1992
Publication title -
international journal of quantum chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.484
H-Index - 105
eISSN - 1097-461X
pISSN - 0020-7608
DOI - 10.1002/qua.560410506
Subject(s) - spin (aerodynamics) , hubbard model , electron , condensed matter physics , physics , reduction (mathematics) , strongly correlated material , electronic correlation , quantum mechanics , statistical physics , theoretical physics , mathematics , superconductivity , thermodynamics , geometry
The problem of the reduction of some strong correlated electron models to spin models is considered. Effective spin Hamiltonians for Hubbard and Emery modles with a strong repulsive potential are obtained.
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