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Published online 31 May 2001 | Nature | doi:10.1038/news010531-10

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Wires stay current

Superconductivity's star rises yet again.

Commercial prospects for the new superconductor magnesium diboride get a boost this week. Three groups have fashioned the new material into films and wires capable of carrying high currents, helping to allay fears that it might not be suited to practical applications.

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