Blueprint for All-to-All-Connected Superconducting Spin Qubits

M Pita-Vidal, JJ Wesdorp, CK Andersen - PRX Quantum, 2025 - APS
Andreev (or superconducting) spin qubits (ASQs) have recently emerged as a promising
qubit platform that combines superconducting circuits with semiconductor spin degrees of …

Gatemon qubit on a germanium quantum-well heterostructure

E Kiyooka, C Tangchingchai, L Noirot, A Leblanc… - Nano Letters, 2024 - ACS Publications
Gatemons are superconducting qubits resembling transmons, with a gate-tunable
semiconducting weak link as the Josephson element. Here, we report a gatemon device …

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 …

A quantum dot in germanium proximitized by a superconductor

L Lakic, WIL Lawrie, D van Driel, LEA Stehouwer… - Nature Materials, 2025 - nature.com
As one of the few group IV materials with the potential to host superconductor–
semiconductor hybrid devices, planar germanium hosting proximitized quantum dots is a …

Gate- and flux-tunable sin(2φ) Josephson element with planar-Ge junctions

A Leblanc, C Tangchingchai, Z Sadre Momtaz… - Nature …, 2025 - nature.com
Hybrid superconductor-semiconductor Josephson field-effect transistors (JoFETs) function
as Josephson junctions with gate-tunable critical current. Additionally, they can feature a …

Detection of Majorana zero modes bound to Josephson vortices in planar S-TI-S junctions

K Laubscher, JD Sau - arxiv preprint arxiv:2411.00756, 2024 - arxiv.org
We study signatures of Majorana zero modes (MZMs) bound to Josephson vortices in
superconductor-three-dimensional topological insulator-superconductor (S-TI-S) Josephson …

Superconducting Proximity Effect in Two-Dimensional Hole Gases

S Babkin, B Joecker, K Flensberg, M Serbyn… - arxiv preprint arxiv …, 2024 - arxiv.org
Technology involving hybrid superconductor-semiconductor materials is a promising
avenue for engineering quantum devices for information storage, manipulation, and …

Machine learning analysis of structural data to predict electronic properties in near-surface InAs quantum wells

PJ Strohbeen, A Abbaspour, A Keita, T Nabih… - arxiv preprint arxiv …, 2024 - arxiv.org
Semiconductor crosshatch patterns in thin film heterostructures form as a result of strain
relaxation processes and dislocation pile-ups during growth of lattice mismatched materials …