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 …

Microwave susceptibility observation of interacting many-body Andreev states

V Fatemi, PD Kurilovich, M Hays, D Bouman… - Physical review …, 2022 - APS
Electrostatic charging affects the many-body spectrum of Andreev states, yet its influence on
their microwave properties has not been elucidated. We developed a circuit quantum …

From Cooper pair splitting to nonlocal spectroscopy of a Shiba state

Z Scherübl, G Fülöp, J Gramich, A Pályi… - Physical Review …, 2022 - APS
Cooper pair splitting (CPS) is a way to create spatially separated, entangled electron pairs.
To this day, CPS is often identified in experiments as a spatial current correlation. However …

Signatures of andreev blockade in a double quantum dot coupled to a superconductor

P Zhang, H Wu, J Chen, SA Khan, P Krogstrup… - Physical Review Letters, 2022 - APS
We investigate an electron transport blockade regime in which a spin triplet localized in the
path of current is forbidden from entering a spin-singlet superconductor. To stabilize the …

Josephson junctions in double nanowires bridged by in-situ deposited superconductors

A Vekris, JCE Saldaña, T Kanne, M Marnauza… - Physical Review …, 2021 - APS
We characterize parallel double quantum dot Josephson junctions based on closely spaced
double nanowires bridged by in-situ deposited superconductors. The parallel double dot …

Large spatial extension of the zero-energy Yu–Shiba–Rusinov state in a magnetic field

Z Scherübl, G Fülöp, CP Moca, J Gramich… - Nature …, 2020 - nature.com
Various promising qubit concepts have been put forward recently based on engineered
superconductor subgap states like Andreev bound states, Majorana zero modes or the Yu …

Electronic Structure of InAs and InSb Surfaces: Density Functional Theory and Angle‐Resolved Photoemission Spectroscopy

S Yang, NBM Schröter, VN Strocov… - Advanced Quantum …, 2022 - Wiley Online Library
The electronic structure of surfaces plays a key role in the properties of quantum devices.
However, surfaces are also the most challenging to simulate and engineer. Here, the …

Strongly correlated electrons in superconducting islands with fluctuating Cooper pairs

TF Fang, AM Guo, QF Sun - Physical Review B, 2022 - APS
We present a particle-number-conserving theory for many-body effects in mesoscopic
superconducting islands connected to normal electrodes, which explicitly includes quantum …

[HTML][HTML] Structure prediction of epitaxial inorganic interfaces by lattice and surface matching with Ogre

S Moayedpour, D Dardzinski, S Yang… - The Journal of …, 2021 - pubs.aip.org
We present a new version of the Ogre open source Python package with the capability to
perform structure prediction of epitaxial inorganic interfaces by lattice and surface matching …

Temporally-continuous probabilistic prediction using polynomial trajectory parameterization

Z Su, C Wang, H Cui, N Djuric… - 2021 IEEE/RSJ …, 2021 - ieeexplore.ieee.org
A commonly-used representation for motion prediction of actors is a sequence of waypoints
(comprising positions and orientations) for each actor at discrete future time-points. While …