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 …

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 …

Majorana-like Coulomb spectroscopy in the absence of zero-bias peaks

M Valentini, M Borovkov, E Prada, S Martí-Sánchez… - Nature, 2022 - nature.com
Hybrid semiconductor–superconductor devices hold great promise for realizing topological
quantum computing with Majorana zero modes,,,–. However, multiple claims of Majorana …

A perspective on semiconductor-based superconducting qubits

R Aguado - Applied Physics Letters, 2020 - pubs.aip.org
Following the demonstration of semiconductor-based Josephson junctions, which are fully
tunable by electrical means, new routes have been opened for the study of hybrid …

Semiconductor-ferromagnet-superconductor planar heterostructures for 1D topological superconductivity

SD Escribano, A Maiani, M Leijnse, K Flensberg… - npj quantum …, 2022 - nature.com
Hybrid structures of semiconducting (SM) nanowires, epitaxially grown superconductors
(SC), and ferromagnetic-insulator (FI) layers have been explored experimentally and …

Phenomenology of Majorana zero modes in full-shell hybrid nanowires

C Payá, SD Escribano, A Vezzosi, F Peñaranda… - Physical Review B, 2024 - APS
Full-shell nanowires have been proposed as an alternative nanowire design in the search of
topological superconductivity and Majorana zero modes (MZMs). They are hybrid …

Theory of Caroli–de Gennes–Matricon analogs in full-shell hybrid nanowires

P San-Jose, C Payá, CM Marcus, S Vaitiekėnas… - Physical Review B, 2023 - APS
Full-shell nanowires are hybrid nanostructures consisting of a semiconducting core
encapsulated in an epitaxial superconducting shell. When subject to an external magnetic …

Absence of Majorana oscillations in finite-length full-shell hybrid nanowires

C Payá, P San-Jose, CJS Martínez, R Aguado, E Prada - Physical Review B, 2024 - APS
Majorana bound states (MBSs) located at the ends of a hybrid superconductor-
semiconductor nanowire are only true zero modes if their characteristic localization length is …

Asymmetric Little–Parks oscillations in full shell double nanowires

A Vekris, JC Estrada Saldaña, J de Bruijckere… - Scientific Reports, 2021 - nature.com
Little–Parks oscillations of a hollow superconducting cylinder are of interest for flux-driven
topological superconductivity in single Rashba nanowires. The oscillations are typically …