论文标题

电力和热运输两通道围绕设备

Electric and heat transport in a charge two-channel Kondo device

论文作者

van Dalum, G. A. R., Mitchell, A. K., Fritz, L.

论文摘要

通过实现多通道电荷围栏设备的实验性实现[Iftikhar等人,Nature 526,233(2015)],我们研究了电荷双通道左边模型的通用电荷和热传输性能。我们对非平衡和时间依赖的电荷传输以及线性响应理论中的热传输进行了全面讨论。运输属性是在可解决的emery-kivelson Point上计算出的,也是在附近的,该点具有Majorana fermion谐振水平模型的形式。我们专注于解决方案为物理量子点设备提供确切结果的制度,并突出显示与未来实验有关的新预测。

Motivated by the experimental realization of a multi-channel charge Kondo device [Iftikhar et al., Nature 526, 233 (2015)], we study generic charge and heat transport properties of the charge two-channel Kondo model. We present a comprehensive discussion of the out-of-equilibrium and time-dependent charge transport, as well as thermal transport within linear response theory. The transport properties are calculated at, and also in the vicinity of, the exactly solvable Emery-Kivelson point, which has the form of a Majorana fermion resonant level model. We focus on regimes where our solution gives exact results for the physical quantum dot device, and highlight new predictions relevant to future experiments.

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