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Magnetic monopoles

No longer on thin ice

Magnetic monopoles are sources or sinks of magnetic field that have been detected experimentally but remain abstract. Thanks to an artificial lattice of magnetic nanowires, it is now possible to observe monopoles and watch them move.

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Figure 1: Magnetic-monopole traffic.

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Tchernyshyov, O. No longer on thin ice. Nature Phys 6, 323–324 (2010). https://doi.org/10.1038/nphys1658

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