Two-dimensional epitaxial superconductor-semiconductor heterostructures: A platform for topological superconducting networks

J Shabani, M Kjærgaard, HJ Suominen, Y Kim… - Physical Review B, 2016 - APS
A key challenge in fabrication of superconductor (S)-semiconductor (Sm) hybrid devices is
forming highly transparent contacts between the active electrons in the semiconductor and …

Progress in superconductor-semiconductor topological Josephson junctions

WF Schiela, P Yu, J Shabani - PRX Quantum, 2024 - APS
Majorana bound states (MBSs) are quasiparticles that are their own antiparticles. They are
predicted to emerge as zero-energy modes localized at the boundary of a topological …

Transport studies of Epi-Al/InAs two-dimensional electron gas systems for required building-blocks in topological superconductor networks

JS Lee, B Shojaei, M Pendharkar, AP McFadden… - Nano …, 2019 - ACS Publications
One-dimensional (1D) electronic transport and induced superconductivity in semiconductor
nanostructures are crucial ingredients to realize topological superconductivity. Our approach …

Structural design and molecular beam epitaxy growth of GaAs and InAs heterostructures for high mobility two-dimensional electron gas

T Wang, H Song, K He - Quantum Frontiers, 2024 - Springer
This review aims to provide a comprehensive overview of the development and current
understanding of GaAs and InAs heterostructures, with a special emphasis on achieving …

[HTML][HTML] Transport properties of near surface InAs two-dimensional heterostructures

KS Wickramasinghe, W Mayer, J Yuan… - Applied Physics …, 2018 - pubs.aip.org
Two-dimensional electron systems confined to the surface of narrowband semiconductors
have attracted great interest since they can easily integrate with superconductivity (or …

Spin-orbit coupling and electron scattering in high-quality quantum wells

S Metti, C Thomas, D **ao, MJ Manfra - Physical Review B, 2022 - APS
InSb 1− x As x is a promising material system for exploration of topological superconductivity
in hybrid superconductor/semiconductor devices due to its large effective g-factor and …

Tuning supercurrent in Josephson field-effect transistors using h-BN dielectric

F Barati, JP Thompson, MC Dartiailh, K Sardashti… - Nano Letters, 2021 - ACS Publications
Epitaxial Al-InAs heterostructures appear as a promising materials platform for exploring
mesoscopic and topological superconductivity. A unique property of Josephson junction …

High-mobility InAs 2DEGs on GaSb substrates: A platform for mesoscopic quantum transport

C Thomas, AT Hatke, A Tuaz, R Kallaher, T Wu… - Physical Review …, 2018 - APS
High mobility, strong spin-orbit coupling, and large Landé g factor make the two-dimensional
electron gas (2DEG) in InAs quantum wells grown on nearly lattice-matched GaSb …

[HTML][HTML] Controlling Fermi level pinning in near-surface InAs quantum wells

WM Strickland, M Hatefipour, D Langone… - Applied Physics …, 2022 - pubs.aip.org
Hybrid superconductor–semiconductor heterostructures are a promising platform for
quantum devices based on mesoscopic and topological superconductivity. In these …

A clean ballistic quantum point contact in strontium titanate

E Mikheev, IT Rosen, J Kombe, F Damanet… - Nature …, 2023 - nature.com
The perovskite oxide strontium titanate (SrTiO3) combines electrostatic tunability,
superconductivity and spin–orbit coupling, and is of potential use in the development of …