Magnetisation and Entropy of a One-Dimensionali ±J Ising Model in a Uniform Magnetic Field |
| M. Błaszyk
Institute of Physics, A. Mickiewicz University, Umultowska 85, 61-614 Poznań, Poland |
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| Received: 25 09 2006; Revised version: 08 01 2007; |
| An approximation scheme related to the averaging procedure over finite fragments of the lattice was proposed. The magnetisation and entropy were calculated numerically. The correctness of this approximation scheme was analysed against the magnetic field and temperature. |
| DOI: 10.12693/APhysPolA.111.191 PACS numbers: 05.50.+q, 75.10.Nr, 75.50.Lk |