scholarly journals Coexistence of diagonal and off-diagonal long-range order: A Monte Carlo study

1994 ◽  
Vol 72 (22) ◽  
pp. 3598-3601 ◽  
Author(s):  
Anne van Otterlo ◽  
Karl-Heinz Wagenblast
1991 ◽  
Vol 05 (19) ◽  
pp. 3061-3071 ◽  
Author(s):  
A.V. BAKAEV ◽  
V.I. KABANOVICH ◽  
A.M. KURBATOV

AF Potts model MC dynamics at T=0 is considered. It is shown that q=3 square lattice and q=4 triangular lattice models are frozen for local MC algorithm. The nature of the previously discussed long-range order phases is examined and entropically favored states are considered.


1996 ◽  
Vol 10 (15) ◽  
pp. 731-736
Author(s):  
A.V. BAKAEV ◽  
V.I. KABANOVICH

The 3-state square lattice Potts model with interactions of spins belonging to the different sublattices, the nearest-neighbor (NN) interaction and “the move of the knight” (MK) antiferromagnetic interactions which also couples spins on the sublattice A to spins on B, is studied by Monte Carlo simulations. It is shown that the MK-interactions stabilizes the BSS phase in two dimensions, preserving macroscopic degeneracy of the ground state. In a range of competing ferromagnetic (NN) interactions “stripes” or “double-stripes” phases are found.


1997 ◽  
Vol 143-147 ◽  
pp. 333-338 ◽  
Author(s):  
E. Kentzinger ◽  
Veronique Pierron-Bohnes ◽  
M.C. Cadeville ◽  
M. Zemirli ◽  
H. Bouzar ◽  
...  

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