论文标题

一维自旋系统连接处的新兴主要模式

Emerging Majorana Modes in Junctions of One-Dimensional Spin Systems

论文作者

Giuliano, Domenico, Trombettoni, Andrea, Sodano, Pasquale

论文摘要

Majorana Fermions在凝结物质系统的现场理论中引起的非本地效应与Roman Jackiw在相对论领域理论中发现的费米管电荷分数密切相关。我们展示了如何在相关的旋转链网络中模仿Majorana Fermions的存在,从而诱导多渠道临近效应的自旋类似物。强调了这种旋转效应对约瑟夫森阵列和唐克斯吉拉多气体网络的旋转类似物的相关性。

The non-local effects induced by Majorana fermions in field theories for condensed matter systems are deeply related to the fermion charge fractionalization discovered by Roman Jackiw in relativistic field theories. We show how the presence of Majorana fermions may be mimicked in pertinent networks of spin chains inducing a spin analogue of the multi-channel Kondo effect. The relevance of this spin analogue of the Kondo effect for networks of Josephson arrays and Tonks-Girardeau gases is highlighted.

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