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Frustrated magnets

Artificial ice goes thermal

Artificial magnetic materials may lead to studies of the thermodynamics of arbitrarily designed lattices. Unfortunately, none of the proposed materials has achieved its ground state through thermodynamic equilibrium as real materials do — until now.

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Figure 1: The ground-state spin configurations of spin ice.


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Cumings, J. Artificial ice goes thermal. Nature Phys 7, 7–8 (2011).

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