57 citations · 379 across the 22 of their papers we have counts for
22 papers
Protocol for detecting the nonlocality of the multi-Majorana Systems
Bai-Ting Liu, Peng Qian, Zhan Cao +1
Majorana zero modes (MZMs) are non-Abelian quasiparticles with the potential to serve as topological qubits for fault-tolerant quantum computing due to their ability to encode quan…
Coulomb blockade in open superconducting islands on InAs nanowires
Huading Song, Zhaoyu Wang, Dong Pan +8
Electrons in closed systems can exhibit Coulomb blockade (CB) oscillations due to charge quantization. Here, we report CB oscillations in aluminum superconducting islands on InAs n…
Quantized Andreev conductance in semiconductor nanowires
Yichun Gao, Wenyu Song, Yuhao Wang +20
Clean one-dimensional electron systems can exhibit quantized conductance. The plateau conductance doubles if the transport is dominated by Andreev reflection. Here, we report quant…
Gate-tunable subband degeneracy in semiconductor nanowires
Yuhao Wang, Wenyu Song, Zhan Cao +20
Degeneracy and symmetry have a profound relation in quantum systems. Here, we report gate-tunable subband degeneracy in PbTe nanowires with a nearly symmetric cross-sectional shape…
Electrostatic environment and Majorana bound states in full-shell topological insulator nanowires
Li Chen, Xiao-Hong Pan, Zhan Cao +2
The combination of a superconductor (SC) and a topological insulator (TI) nanowire was proposed as a potential candidate for realizing Majorana zero modes (MZMs). In this study, we…
Conductance Quantization in PbTe Nanowires
Wenyu Song, Yuhao Wang, Wentao Miao +17
PbTe nanowires coupled to a superconductor have recently been proposed as a potential Majorana platform. The hallmark of the one-dimensional nature of ballistic nanowires is their…
Influence of topological degeneracy on the boundary Berezinskii-Kosterlitz-Thouless quantum phase transition of a dissipative resonant level
Gu Zhang, Zhan Cao, Dong E. Liu
The interplay between a topological degeneracy and the residue degeneracy (also known as the residue entropy) of quantum criticality remains as an important but not thoroughly unde…
Properties of dissipative Floquet Majorana modes using a quantum dot
Nicolò Forcellini, Zhan Cao, Dong E. Liu
We study the electronic conductance of dissipative Floquet Majorana zero modes (FMZMs) in a periodically driven nanowire coupled to a quantum dot. We use a numerical method which c…
Differential current noise as an identifier of Andreev bound states that induce nearly quantized conductance plateaus
Zhan Cao, Gu Zhang, Hao Zhang +4
Quantized conductance plateaus, a celebrated hallmark of Majorana bound states (MBSs) predicted a decade ago, have recently been observed with small deviations in iron-based superc…
In situ tuning of dynamical Coulomb blockade on Andreev bound states in hybrid nanowire devices
Shan Zhang, Zhichuan Wang, Dong Pan +14
Electron interactions in quantum devices can exhibit intriguing phenomena. One example is assembling an electronic device in series with an on-chip resistor. The quantum laws of el…
Electrostatic effects of the MnBi2Te4-superconductor hetero-structures in chiral Majorana search
Li Chen, Zhan Cao, Ke He +2
The realization of chiral Majorana modes is a challenging task. We aim to comprehend the phase diagrams and parameter control capabilities of the actual devices used in the chiral…
Recent progress on Majorana in semiconductor-superconductor heterostructures--Engineering and detection
Zhan Cao, Shumeng Chen, Gu Zhang +1
Majorana zero modes (MZMs) are exotic excitations (in condensed matter systems) that have potential applications in topological quantum computation. Though MZMs have been predicted…
Probing electron-hole weights of an Andreev bound state by transient currents
Zhan Cao, Gu Zhang, Hao Zhang +4
Andreev bound states (ABSs) are localized quantum states that contain both electron and hole components. They ubiquitously reside in inhomogeneous superconducting systems. Followin…
Plateau regions for zero-bias peaks within 5% of the quantized conductance value
Zhaoyu Wang, Huading Song, Dong Pan +13
Probing an isolated Majorana zero mode is predicted to reveal a tunneling conductance quantized at at zero temperature. Experimentally, a zero-bias peak (ZBP) is expected…
Large Andreev bound state zero bias peaks in a weakly dissipative environment
Zhichuan Wang, Shan Zhang, Dong Pan +14
We study Andreev bound states in hybrid InAs-Al nanowire devices. The energy of these states can be tuned to zero by gate voltage or magnetic field, revealing large zero bias peaks…
Universal conductance scaling of Andreev reflections using a dissipative probe
Donghao Liu, Gu Zhang, Zhan Cao +2
The Majorana search is caught up in an extensive debate about the false-positive signals from non-topological Andreev bound states (ABSs). We introduce a remedy using the dissipati…
Suppressing Andreev bound state zero bias peaks using a strongly dissipative lead
Shan Zhang, Zhichuan Wang, Dong Pan +14
Hybrid semiconductor-superconductor nanowires are predicted to host Majorana zero modes, manifested as zero-bias peaks (ZBPs) in tunneling conductance. ZBPs alone, however, are not…
Numerical study of PbTe-Pb hybrid nanowires for engineering Majorana zero modes
Zhan Cao, Dong E. Liu, Wan-Xiu He +3
Epitaxial semiconductor-superconductor (SM-SC) hybrid nanowires are potential candidates for implementing Majorana qubits. Recent experimental and theoretical works show that charg…
Large zero bias peaks and dips in a four-terminal thin InAs-Al nanowire device
Huading Song, Zitong Zhang, Dong Pan +11
We report electron transport studies of a thin InAs-Al hybrid semiconductor-superconductor nanowire device using a four-terminal design. Compared to previous works, thinner InAs na…
Topological Kondo Device for distinguishing Quasi-Majorana and Majorana signatures
Donghao Liu, Zhan Cao, Xin Liu +2
To confirm the Majorana signatures, significant effort has been devoted to distinguishing between Majorana zero modes (MZMs) and spatially separated quasi-Majorana modes (QMMs). Be…
Reveal the non-local coherent nature from a dissipative Majorana teleportation
Donghao Liu, Zhan Cao, Hao Zhang +1
The non-local coherent nature of the Majorana devices is one of the key factors for realizing decoherence-free topological qubits. Direct observation of this coherent nature could…
Decays of Majorana or Andreev oscillations induced by steplike spin-orbit coupling
Zhan Cao, Hao Zhang, Hai-Feng Lü +3
The Majorana zero mode in the semiconductor-superconductor nanowire is one of the promising candidates for topological quantum computing. Recently, in islands of nanowires, subgap-…