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 …

Theory of Majorana zero modes in unconventional superconductors

Y Tanaka, S Tamura, J Cayao - Progress of Theoretical and …, 2024 - academic.oup.com
Abstract Majorana fermions are spin-1/2 neutral particles that are their own antiparticles and
were initially predicted by Ettore Majorana in particle physics but their observation still …

Majorana qubits and non-abelian physics in quantum dot–based minimal Kitaev chains

A Tsintzis, RS Souto, K Flensberg, J Danon, M Leijnse - PRX quantum, 2024 - APS
The possibility of engineering artificial Kitaev chains in arrays of quantum dots coupled via
narrow superconducting regions has emerged as an attractive way to overcome the disorder …

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 …

Creating and detecting poor man's Majorana bound states in interacting quantum dots

A Tsintzis, RS Souto, M Leijnse - Physical Review B, 2022 - APS
We propose and theoretically investigate an alternative way to create the poor man's
Majorana bound states (MBSs) introduced in Phys. Rev. B 86, 134528 (2012) …

Probing Majorana localization in minimal Kitaev chains through a quantum dot

RS Souto, A Tsintzis, M Leijnse, J Danon - Physical Review Research, 2023 - APS
Artificial Kitaev chains, formed by quantum dots coupled via superconductors, have
emerged as a promising platform for realizing Majorana bound states. Even a minimal …

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 …

Minimal quantum dot based Kitaev chain with only local superconducting proximity effect

W Samuelson, V Svensson, M Leijnse - Physical Review B, 2024 - APS
The possibility to engineer a Kitaev chain in quantum dots coupled via superconductors has
recently emerged as a promising path toward topological superconductivity and possibly …

Parity-protected superconducting diode effect in topological Josephson junctions

HF Legg, K Laubscher, D Loss, J Klinovaja - Physical Review B, 2023 - APS
In bulk superconductors or Josephson junctions formed in materials with spin-orbit
interaction, the critical current can depend on the direction of current flow or of applied …

Non-Hermitian zero-energy pinning of Andreev and Majorana bound states in superconductor-semiconductor systems

J Cayao - Physical Review B, 2024 - APS
The emergence of Majorana bound states in finite length superconductor-semiconductor
hybrid systems has been predicted to occur in the form of oscillatory energy levels with parity …