Ju. V. Mikhailova
Abstract
For square (cubic) Hubbard lattice with infinite repulsion energy U exact result has been obtained: the ferromagnetic state with maximum total spin is not the ground state of system, if the hole number is equal to two.
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For square (cubic) Hubbard lattice with infinite repulsion energy U exact result has been obtained: the ferromagnetic state with maximum total spin is not the ground state of system, if the hole number is equal to two.
Key concepts: Hubbard model, Ground state, Square lattice, Physics, Condensed matter physics, Ferromagnetism, State (computer science), Lattice (music)