The boundary between the spin-glass and
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Shigetoshi Katsura; Toshiyuki Suenaga; Takahiro Imaizumi
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Article
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1982
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Elsevier Science
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English
โ 516 KB
The bond-random (-tJ) Ising model in the square lattice is considered in the square cluster approximation. The boundary between the ferromagnetic and spin-glass states at T = 0 is obtained as the transition point from the asymmetric distribution of the effective fields to the symmetric distribution.