Majorana zero modes in superconductor–semiconductor heterostructures

RM Lutchyn, EPAM Bakkers, LP Kouwenhoven… - Nature Reviews …, 2018 - nature.com
Realizing topological superconductivity and Majorana zero modes in the laboratory is a
major goal in condensed-matter physics. In this Review, we survey the current status of this …

Field effect enhancement in buffered quantum nanowire networks

F Krizek, JE Sestoft, P Aseev, S Marti-Sanchez… - Physical review …, 2018 - APS
III–V semiconductor nanowires have shown great potential in various quantum transport
experiments. However, realizing a scalable high-quality nanowire-based platform that could …

Shadow epitaxy for in situ growth of generic semiconductor/superconductor hybrids

DJ Carrad, M Bjergfelt, T Kanne, M Aagesen… - Advanced …, 2020 - Wiley Online Library
Uniform, defect‐free crystal interfaces and surfaces are crucial ingredients for realizing high‐
performance nanoscale devices. A pertinent example is that advances in gate‐tunable and …

Concomitant opening of a bulk-gap with an emerging possible Majorana zero mode

A Grivnin, E Bor, M Heiblum, Y Oreg… - Nature …, 2019 - nature.com
Majorana quasiparticles are generally detected in a 1D topological superconductor by
tunneling electrons into its edge, with an emergent zero-bias conductance peak (ZBCP) …

In situ epitaxy of pure phase ultra-thin InAs-Al nanowires for quantum devices

D Pan, H Song, S Zhang, L Liu, L Wen… - Chinese Physics …, 2022 - iopscience.iop.org
We demonstrate the in situ growth of ultra-thin InAs nanowires with an epitaxial Al film by
molecular-beam epitaxy. Our InAs nanowire diameter (∼ 30 nm) is much thinner than before …

Dimension engineering of high-quality InAs nanostructures on a wafer scale

D Pan, JY Wang, W Zhang, L Zhu, X Su, F Fan, Y Fu… - Nano Letters, 2019 - ACS Publications
Low-dimensional narrow-band-gap III–V semiconductors are key building blocks for the next
generation of high-performance nanoelectronics, nanophotonics, and quantum devices …

Selective area growth of in-plane InAs nanowires and nanowire networks on Si substrates by molecular-beam epitaxy

L Liu, L Wen, F He, R Zhuo, D Pan, J Zhao - Nanotechnology, 2023 - iopscience.iop.org
In-plane InAs nanowires and nanowire networks show great potential to be used as building
blocks for electronic, optoelectronic and topological quantum devices, and all these …

Shadowed versus Etched Superconductor–Semiconductor Junctions in Al/InAs Nanowires

JE Sestoft, M Marnauza, D Olsteins, T Kanne… - Nano Letters, 2024 - ACS Publications
Hybrid semiconductor–superconductor nanowires have emerged as a cornerstone in
modern quantum devices. Integrating such nanowires into hybrid devices typically requires …

Chiral -wave superconductivity in a twisted array of proximitized quantum wires

T Tummuru, O Can, M Franz - Physical Review B, 2021 - APS
A superconductor with px+ ipy order has long fascinated the physics community because
vortex defects in such a system host Majorana zero modes. Here, we propose a simple …

Enhanced topological protection in planar quasi-one-dimensional channels with periodically modulated width

BD Woods, TD Stanescu - Physical Review B, 2020 - APS
We study one-dimensional (1D) and quasi-1D periodic structures as possible platforms for
the emergence of Majorana bound states with enhanced robustness against disorder and …