Passing a supercurrent through a topological material can highlight the existence of higher-order boundary states, and may lead to applications in topological superconductivity.

中文翻译：

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边缘的拓扑和超导电性

使超电流通过拓扑材料可以突出显示高阶边界态的存在，并可能导致在拓扑超导中的应用。