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Atomic physics

Polar exploration

Magnetic monopoles — particles carrying a single magnetic charge — have never been seen. Analogues of these entities have now been produced in an ultracold cloud of rubidium atoms. See Letter p.657

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Figure 1: Magnetic differences.

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Correspondence to Lindsay J. LeBlanc.

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LeBlanc, L. Polar exploration. Nature 505, 627–628 (2014). https://doi.org/10.1038/505627a

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