Passing a supercurrent through a topological material can highlight the existence of higher-order boundary states, and may lead to applications in topological superconductivity.
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Acknowledgements
We thank H. Wu for support during preparation of Fig. 1. This work was supported by the Alexander von Humboldt Foundation Sofia Kovalevskaja Award and the BMBF MINERVA ARCHES Award. G.-H.L. was supported by the Samsung Science and Technology Foundation (project no. SSTF-BA1702-05) and the National Research Foundation of Korea (NRF) funded by the Korean Government (grant no. 2016R1A5A1008184).
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Wang, Y., Lee, GH. & Ali, M.N. Topology and superconductivity on the edge. Nat. Phys. 17, 542–546 (2021). https://doi.org/10.1038/s41567-021-01190-7
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DOI: https://doi.org/10.1038/s41567-021-01190-7
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