A quantum rotor periodically kicked stops absorbing energy after a certain time and enters into a localized regime. Two experiments with cold atoms have now shown how many-body interactions can suppress dynamical localization.
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Zakrzewski, J. Kicked rotors back in action. Nat. Phys. 18, 1269–1270 (2022). https://doi.org/10.1038/s41567-022-01738-1
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DOI: https://doi.org/10.1038/s41567-022-01738-1