Spin Domains Generate Hierarchical Ground State Structure in J=+/-1 Spin Glasses
classification
❄️ cond-mat.dis-nn
cond-mat.stat-mech
keywords
spingrounddomainshierarchicalstatesstructureclusteringcores
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Unbiased samples of ground states were generated for the short-range Ising spin glass with Jij=+/-1, in three dimensions. Clustering the ground states revealed their hierarchical structure, which is explained by correlated spin domains, serving as cores for macroscopic zero energy "excitations".
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