Materials challenges and opportunities for quantum computing hardware

NP De Leon, KM Itoh, D Kim, KK Mehta, TE Northup… - Science, 2021 - science.org
BACKGROUND The past two decades have seen intense efforts aimed at building quantum
computing hardware with the potential to solve problems that are intractable on classical …

From Andreev to Majorana bound states in hybrid superconductor–semiconductor nanowires

E Prada, P San-Jose, MWA de Moor, A Geresdi… - Nature Reviews …, 2020 - nature.com
Inhomogeneous superconductors can host electronic excitations, known as Andreev bound
states (ABSs), below the superconducting energy gap. With the advent of topological …

Topological superconductivity in hybrid devices

SM Frolov, MJ Manfra, JD Sau - Nature Physics, 2020 - nature.com
Topological superconductivity can emerge from the combination of conventional
superconductivity in a metal and strong spin–orbit coupling in a semiconductor when they …

Non-Majorana states yield nearly quantized conductance in proximatized nanowires

P Yu, J Chen, M Gomanko, G Badawy, E Bakkers… - Nature Physics, 2021 - nature.com
Semiconductor nanowires with proximity-induced superconductivity are leading contenders
for manifesting Majorana fermions in condensed matter,,,–. However, unambiguous …

Physical mechanisms for zero-bias conductance peaks in Majorana nanowires

H Pan, S Das Sarma - Physical Review Research, 2020 - APS
Motivated by the need to understand and simulate the ubiquitous experimentally observed
zero-bias conductance peaks in superconductor-semiconductor hybrid structures, we …

Nontopological zero-bias peaks in full-shell nanowires induced by flux-tunable Andreev states

M Valentini, F Peñaranda, A Hofmann, M Brauns… - Science, 2021 - science.org
A semiconducting nanowire fully wrapped by a superconducting shell has been proposed
as a platform for obtaining Majorana modes at small magnetic fields. In this study, we …

Majorana nanowires for topological quantum computation

P Marra - Journal of Applied Physics, 2022 - pubs.aip.org
Majorana bound states are quasiparticle excitations localized at the boundaries of a
topologically nontrivial superconductor. They are zero-energy, charge-neutral, particle–hole …

Electronic Transport and Quantum Phenomena in Nanowires

G Badawy, EPAM Bakkers - Chemical Reviews, 2024 - ACS Publications
Nanowires are natural one-dimensional channels and offer new opportunities for advanced
electronic quantum transport experiments. We review recent progress on the synthesis of …

Trivial andreev band mimicking topological bulk gap reopening in the nonlocal conductance of long rashba nanowires

R Hess, HF Legg, D Loss, J Klinovaja - Physical Review Letters, 2023 - APS
We consider a one-dimensional Rashba nanowire in which multiple Andreev bound states
in the bulk of the nanowire form an Andreev band. We show that, under certain …