The diode is a well-known component of semiconductor electronics, but equivalent behaviour in superconductors is rare. Now, two demonstrations of a superconducting diode effect show that this is possible, through different mechanisms.
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Jiang, K., Hu, J. Superconducting diode effects. Nat. Phys. 18, 1145–1146 (2022). https://doi.org/10.1038/s41567-022-01701-0
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DOI: https://doi.org/10.1038/s41567-022-01701-0
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