Exploring the combined effects of many-body interactions and topology is experimentally challenging. Now, researchers have shown that strong interparticle interactions force ultracold atoms to shift as a whole or one by one, or break quantization in a topological pump.
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Ke, Y., Lee, C. Topological quantum tango. Nat. Phys. 19, 1387–1388 (2023). https://doi.org/10.1038/s41567-023-02169-2
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DOI: https://doi.org/10.1038/s41567-023-02169-2
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