首页|Coulomb-assisted nonlocal electron transport between two pairs of Majorana bound states in a superconducting island

Coulomb-assisted nonlocal electron transport between two pairs of Majorana bound states in a superconducting island

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We investigate the nonlocal transport modulated by Coulomb interactions in devices comprising two interacting Ma-jorana wires,where both nanowires are in proximity to a mesoscopic superconducting(SC)island.Each Majorana bound state(MBS)is coupled to one lead via a quantum dot with resonant levels.In this device,the nonlocal correlations can be induced in the absence of Majorana energy splitting.We find that the negative differential conductance and giant cur-rent noise cross correlation could be induced,due to the interplay between nonlocality of MBSs and dynamical Coulomb blockade effect.This feature may provide a signature for the existence of the MBSs.

Majorana bound statessuperconducting islandcurrent cross correlation

王浩迪、任俊潼、吕海峰、柯莎莎

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School of Physics,University of Electronic Science and Technology of China,Chengdu 610054,China

国家自然科学基金国家自然科学基金中央高校基本科研业务费专项Open Project of State Key Laboratory of Low-Dimensional Quantum Physics

1207420912274063ZYGX2019J100KF202008

2024

中国物理B(英文版)
中国物理学会和中国科学院物理研究所

中国物理B(英文版)

CSTPCDEI
影响因子:0.995
ISSN:1674-1056
年,卷(期):2024.33(5)
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