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Ultracold atoms

An exotic quantum object

When a single atom in a condensate is excited to its Rydberg state, its electron orbit encloses the entire condensate. Such a peculiar quantum system could find practical and fundamental applications in atomic physics and quantum information science.

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Figure 1: A peculiar quantum object.

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Correspondence to Ennio Arimondo or Jun Ye.

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Arimondo, E., Ye, J. An exotic quantum object. Nature Phys 9, 694–695 (2013). https://doi.org/10.1038/nphys2791

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