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Showing 1 to 1 of 1 for “"Almeida-Thouless instability line"”.
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Experimental study of the spin-glass phase diagram
… The observed behavior agrees with the de Almeida-Thouless instability line predicted by mean-field theory. This line does not represent a phase transition, but instead marks a crossover from short to long relaxation times in the spin-glass phase. The presence of weak random anisotropy in …