论文标题

统计主要结合状态光谱

Statistical Majorana Bound State Spectroscopy

论文作者

Ziesen, Alexander, Altland, Alexander, Egger, Reinhold, Hassler, Fabian

论文摘要

用于检测Majorana绑定状态(MB)的隧道光谱数据通常因其对具有低较低Andreev绑定状态的真正MB的正当性而受到批评。在这里,我们建议通过将单个射击测量值扩展到在不同系统参数下执行的序列来消除这种歧义的协议。我们证明了这种采样(我们认为仅需要在当前的实验平台上进行中等努力)解决了安德里夫侧叶的统计数据,从而为存在或不存在Majorana Center Peak提供了令人信服的证据。

Tunnel spectroscopy data for the detection of Majorana bound states (MBS) is often criticized for its proneness to misinterpretation of genuine MBS with low-lying Andreev bound states. Here, we suggest a protocol removing this ambiguity by extending single shot measurements to sequences performed at varying system parameters. We demonstrate how such sampling, which we argue requires only moderate effort for current experimental platforms, resolves the statistics of Andreev side lobes, thus providing compelling evidence for the presence or absence of a Majorana center peak.

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