Disorder-induced zero-bias peaks in Majorana nanowires

S Das Sarma, H Pan - Physical Review B, 2021 - APS
Focusing specifically on the recently retracted work by Zhang et al.[H. Zhang et al., Nature
(London) 556, 74 (2018) NATUAS 0028-0836 10.1038/nature26142; Retraction, Nature …

Estimating disorder and its adverse effects in semiconductor Majorana nanowires

S Ahn, H Pan, B Woods, TD Stanescu… - Physical Review Materials, 2021 - APS
We use the available transport measurements in the literature to develop a dataset for the
likely amount of disorder in semiconductor (InAs and InSb) materials which are used in …

Three-terminal nonlocal conductance in Majorana nanowires: Distinguishing topological and trivial in realistic systems with disorder and inhomogeneous potential

H Pan, JD Sau, S Das Sarma - Physical Review B, 2021 - APS
We develop a theory for the three-terminal nonlocal conductance in Majorana nanowires as
existing in the superconductor-semiconductor hybrid structures in the presence of …

On-demand large conductance in trivial zero-bias tunneling peaks in Majorana nanowires

H Pan, S Das Sarma - Physical Review B, 2022 - APS
Motivated by recent experiments that report the almost-generic large-conductance peaks
without very extensive fine-tuning, we propose an alternative mechanism through direct …

Disorder effects on Majorana zero modes: Kitaev chain versus semiconductor nanowire

H Pan, S Das Sarma - Physical Review B, 2021 - APS
Majorana zero modes in a superconductor-semiconductor nanowire have been extensively
studied during the past decade. Disorder remains a serious problem, preventing the …

" Smoking gun" signatures of topological milestones in trivial materials by measurement fine-tuning and data postselection

SM Frolov, P Zhang, B Zhang, Y Jiang, S Byard… - arXiv preprint arXiv …, 2023 - arxiv.org
Exploring the topology of electronic bands is a way to realize new states of matter with
possible implications for information technology. Because bands cannot always be …

Quality factor for zero-bias conductance peaks in Majorana nanowire

YH Lai, S Das Sarma, JD Sau - Physical Review B, 2022 - APS
Despite recent experimental progress toward observing large zero-bias conductance peaks
(ZBCPs) as signatures of Majorana modes, confusion remains about whether Majorana …

Random matrix theory for the robustness, quantization, and end-to-end correlation of zero-bias conductance peaks in a class D ensemble

H Pan, JD Sau, S Das Sarma - Physical Review B, 2022 - APS
We develop a general theory to study strong random quenched disorder effects in systems
of experimental relevance in the search for Majorana zero modes in topological …

A Deterministic Method to Construct a Common Supercell Between Two Similar Crystalline Surfaces

WG Lee, JH Lee - Small Methods, 2023 - Wiley Online Library
Here, a deterministic algorithm is proposed, that is capable of constructing a common
supercell between two similar crystalline surfaces without scanning all possible cases …

Platform for braiding Majorana modes with magnetic skyrmions

ST Konakanchi, JI Väyrynen, YP Chen… - Physical Review …, 2023 - APS
After a decade of intense theoretical and experimental efforts, demonstrating braiding of
Majorana modes remains an unsolved problem in condensed matter physics due to platform …