PerspectiveMaterials Science

Multiferroics as Quantum Electromagnets

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Science  09 Jun 2006:
Vol. 312, Issue 5779, pp. 1481-1482
DOI: 10.1126/science.1125227

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Conventional electromagnets are made from coils of wire, but the search is on for materials that become magnets simply by applying an electrical current. Compounds with unusual spin arrangements offer many possibilities.