Comparison of Properties of One Dimensional ±J Ising Models on Square Lattices |
| M. Błaszyk
Institute of Physics, A. Mickiewicz University, Umultowska 85, 61-614 Poznań, Poland |
| Received: March 10, 2008; In final form: November 15, 2008 |
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| The energies and entropies of the one dimensional ±J Ising models on square lattices have been compared. The method proposed in this paper explains the impossibility of getting exact results in nonzero temperatures and specifies the conditions of error minimisation. |
| DOI: 10.12693/APhysPolA.115.849 PACS numbers: 05.50.+q, 75.10.Nr, 75.50.Lk |