Some properties of the Hubbard model with infinite repulsion

1990 ◽  
Vol 82 (2) ◽  
pp. 151-156 ◽  
Author(s):  
V. Ya. Krivnov ◽  
A. A. Ovchinnikov ◽  
V. O. Cheranovskii
Keyword(s):  
Hubbard Model ◽  
Infinite Repulsion

On the spectrum of the Hubbard model with infinite repulsion on anisotropic triangular ladder-type lattice

1999 ◽  
Vol 25 (4) ◽  
pp. 280-284 ◽  
Author(s):  
V. O. Cheranovskii ◽  
E. V. Ezerskaya ◽  
M. V. Krikunov
Keyword(s):  
Hubbard Model ◽  
Type Lattice ◽  
Infinite Repulsion

On the Ground State of Hubbard Model with Strong Repulsion

1998 ◽  
Vol 12 (29n31) ◽  
pp. 3119-3122
Author(s):  
Ju. V. Mikhailova
Keyword(s):  
Hubbard Model ◽  
Ground State ◽  
Exact Result ◽  
Ferromagnetic State ◽  
Total Spin ◽  
Repulsion Energy ◽  
Strong Repulsion ◽  
Hole Number ◽  
Infinite Repulsion

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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