138 citations · 421 across the 15 of their papers we have counts for
15 papers
Topological properties of the dimerized Kitaev chain with long-range hopping and pairing terms
Xue-Si Li, Jia-Rui Li, Shu-Feng Zhang +2
We investigate the topological properties of a dimerized Kitaev chain with long-range interactions, including the intercell hopping and superconducting pairing terms. It is found t…
Influences of electron-phonon interaction on quantum transport through one quantum-dot system with side-coupled Majorana zero mode
Xiao-Qi Wang, B. H. Wu, Shu-Feng Zhang +2
We investigate the influences of the electron-phonon interaction on the transport properties of one quantum-dot system with a side-coupled Majorana zero mode (MZM). Our calculation…
Well-defined Fano effect in the Andreev reflection process of a parallel double-quantum-dot structure
Xiao Qi Wang, Shu-Feng Zhang, Yu Han +1
We investigate the Andreev reflection in the parallel double-quantum-dot structure, by considering one metallic lead and one -wave superconductor to couple to the quantum dots s…
Double Andreev reflections and double electron transmissions in a normal-superconductor-normal junction based on type-II Weyl semimetal
Xue-Si Li, Shu-Feng Zhang, Xue-Rui Sun +1
We study the quantum transport behavior of a normal-superconductor-normal junction based on type-II Weyl semimetal, which is arranged in the tilting direction of the Weyl semimetal…
Enhancement of the thermoelectric effect due to the Majorana zero modes coupled to one quantum-dot system
Xiao-Qi Wang, Shu-Feng Zhang, Hu Han +2
By considering Majorana zero modes to laterally couple to the quantum dot, we evaluate the thermoelectric effect in one single-dot system. The calculation results show that if one…
Prediction of Topological Crystalline Insulator and Topological Phase Transitions in Two-dimensional PbTe Films
Yi-zhen Jia, Wei-xiao Ji, Chang-wen Zhang +5
Topological phases, especially topological crystalline insulators (TCIs), have been intensively explored observed experimentally in three-dimensional (3D) materials. However, the t…
Low-energy electronic properties of Weyl semimetal quantum dot
Zhang Shu-feng, Zhang Chang-wen, Wang Pei-ji +1
It is necessary to study the properties of Weyl semimetal nanostructures for potential applications in nanoelectronics. Here we study the Weyl semimetal quantum dot with a most sim…
Two-Dimensional Arsenene Oxide: A Realistic Large-gap Quantum Spin Hall Insulator
Ya-ping Wang, Wei-xiao Ji, Chang-wen Zhang +5
Searching for two-dimensional (2D) realistic materials able to realize room-temperature quantum spin Hall (QSH) effects is currently a growing field. Here, we through ab initio cal…
Effect of magnetic field on a magnetic topological insulator film with structural inversion asymmetry
Shu-feng Zhang, Hua Jiang, X. C. Xie +1
The effect of magnetic field on an ultrathin magnetic topological insulator film with structural inversion asymmetry is investigated. We introduce the phase diagram, calculate the…
Spatial interferences in the electron transport of heavy fermion materials
Shu-feng Zhang, Yu Liu, Hai-Feng Song +1
The scanning tunneling microscopy/spectroscopy and the point contact spectroscopy represent one of the major progresses in recent heavy fermion research. Both have revealed importa…
Anisotropic magnetoresistance driven by surface spin orbit scattering
Steven S. -L. Zhang, Giovanni Vignale, Shufeng Zhang
In a bilayer consisting of an insulator (I) and a ferromagnetic metal (FM), interfacial spin orbit scattering leads to spin mixing of the two conducting channels of the FM, which r…
Fano-Josephson effect of Majorana bound states
Gao Zhen, Shu-Feng Zhang, Ying Zhao +2
We investigate the Josephson current in a Fano-Josephson junction formed by the direct coupling between two topological superconducting wires and their indirect coupling via a quan…
Detection of a Majorana-fermion zero mode by a T-shaped quantum-dot structure
Wei-Jiang Gong, Shu-Feng Zhang, Zhi-Chao Li +2
Electron transport through the T-shaped quantum-dot (QD) structure is theoretically investigated, by considering a Majorana zero mode coupled to the terminal QD. It is found that i…
Bipolaronic blockade effect in quantum dots with negative charging energy
Tie-Feng Fang, Shu-Feng Zhang, Chun-Jiang Niu +1
We investigate single-electron transport through quantum dots with negative charging energy induced by a polaronic energy shift. For weak dot-lead tunnel couplings, we demonstrate…
Josephson junction on one edge of a two dimensional topological insulator affected by magnetic impurity
Shu-feng Zhang, Wei Zhu, Qing-feng Sun
Current-phase relation in a Josephson junction formed by putting two s-wave superconductors on the same edge of a two dimensional topological insulator is investigated. We consider…