Semiconductor spin qubits are usually highly localized, which makes it difficult to engineer long-range interactions. Two recent experiments demonstrate that adding superconductivity makes supercurrent-based long-range coupling possible.

中文翻译：

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结内的量子比特连接在一起


半导体自旋量子比特通常是高度局部化的，这使得设计远程交互变得困难。最近的两个实验表明，增加超导性使基于超电流的远程耦合成为可能。