Cubic spin-orbit coupling and anomalous Josephson effect in planar junctions

M Alidoust, C Shen, I Žutić - Physical Review B, 2021 - APS
Spin-orbit coupling in two-dimensional systems is usually characterized by Rashba and
Dresselhaus spin-orbit coupling (SOC) linear in the wave vector. However, there is a …

Microscopic study of the Josephson supercurrent diode effect in Josephson junctions based on two-dimensional electron gas

A Costa, J Fabian, D Kochan - Physical Review B, 2023 - APS
Superconducting systems that simultaneously lack space-inversion and time-reversal
symmetries have recently been the subject of a flurry of experimental and theoretical …

Phase signature of topological transition in Josephson junctions

MC Dartiailh, W Mayer, J Yuan, KS Wickramasinghe… - Physical Review Letters, 2021 - APS
Topological superconductivity holds promise for fault-tolerant quantum computing. While
planar Josephson junctions are attractive candidates to realize this exotic state, direct phase …

Link between supercurrent diode and anomalous Josephson effect revealed by gate-controlled interferometry

S Reinhardt, T Ascherl, A Costa, J Berger… - Nature …, 2024 - nature.com
In Josephson diodes the asymmetry between positive and negative current branch of the
current-phase relation leads to a polarity-dependent critical current and Josephson …

Fusion of Majorana bound states with mini-gate control in two-dimensional systems

T Zhou, MC Dartiailh, K Sardashti, JE Han… - Nature …, 2022 - nature.com
A hallmark of topological superconductivity is the non-Abelian statistics of Majorana bound
states (MBS), its chargeless zero-energy emergent quasiparticles. The resulting …

Majorana bound states in germanium Josephson junctions via phase control

M Luethi, HF Legg, K Laubscher, D Loss, J Klinovaja - Physical Review B, 2023 - APS
We consider superconductor-normal-superconductor-normal-superconductor (SNSNS)
planar Josephson junctions in hole systems with spin-orbit interaction that is cubic in …

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 signatures of Majorana bound states in superconducting hybrid structures: A minireview

A Schuray, D Frombach, S Park, P Recher - The European Physical …, 2020 - Springer
In this minireview, we outline the recent experimental and theoretical progress in the
creation, characterization and manipulation of Majorana bound states (MBSs) in …

Planar Josephson junctions in germanium: Effect of cubic spin-orbit interaction

M Luethi, K Laubscher, S Bosco, D Loss, J Klinovaja - Physical Review B, 2023 - APS
Planar Josephson junctions comprising semiconductors with strong spin-orbit interaction
(SOI) are promising platforms to host Majorana bound states (MBSs). Previous works on …

Skyrmion control of Majorana states in planar Josephson junctions

N Mohanta, S Okamoto, E Dagotto - Communications Physics, 2021 - nature.com
Planar Josephson junctions provide a versatile platform, alternative to the nanowire-based
geometry, for the generation of the Majorana bound states, due to the additional phase …