Controlling the response of a material to light at the single-atom level is a key factor for many quantum technologies. An experiment now shows how to control the optical properties of an atomic array by manipulating the state of a single atom.
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Bekenstein, R., Yelin, S.F. A switchable atomic mirror. Nat. Phys. 19, 619–620 (2023). https://doi.org/10.1038/s41567-023-01989-6
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DOI: https://doi.org/10.1038/s41567-023-01989-6
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