Dopants dramatically alter electronic structure of superconductor

Over the last quarter century, scientists have discovered a handful of materials that can be converted from magnetic insulators or metals into "superconductors" able to carry electrical current with no energy loss-an enormously ...

Coexistence of superconductivity and magnetism

(PhysOrg.com) -- Scientists from the University of Sydney are celebrating the 100th anniversary of superconductivity with a discovery of their own.

Certain doped-oxide ceramics resist Ohm's Law

For months, Anthony West could hardly believe what he and his colleagues were seeing in the lab -- or the only explanation for the unexpected phenomena that seemed to make sense.

Researchers peer into nanowires to measure dopant properties

(PhysOrg.com) -- Semiconductor nanowires -- tiny wires with a diameter as small as a few billionths of a meter — hold promise for devices of the future, both in technology like light-emitting diodes and in new versions ...

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