[HTML][HTML] Probing quantum devices with radio-frequency reflectometry

F Vigneau, F Fedele, A Chatterjee, D Reilly… - Applied Physics …, 2023 - pubs.aip.org
Many important phenomena in quantum devices are dynamic, meaning that they cannot be
studied using time-averaged measurements alone. Experiments that measure such transient …

Experimental review on Majorana zero-modes in hybrid nanowires

JB Fu, B Li, XF Zhang, GZ Yu, GY Huang… - Science China Physics …, 2021 - Springer
As the condensed matter analog of Majorana fermion, the Majorana zero-mode is well
known as a building block of fault-tolerant topological quantum computing. This review …

Charge sensing the parity of an Andreev molecule

D Van Driel, B Roovers, F Zatelli, A Bordin, G Wang… - PRX Quantum, 2024 - APS
The proximity effect of superconductivity on confined states in semiconductors gives rise to
various bound states such as Andreev bound states, Andreev molecules, and Majorana zero …

Protocol to identify a topological superconducting phase in a three-terminal device

DI Pikulin, B van Heck, T Karzig, EA Martinez… - arxiv preprint arxiv …, 2021 - arxiv.org
We develop a protocol to determine the presence and extent of a topological phase with
Majorana zero modes in a hybrid superconductor-semiconductor device. The protocol is …

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 …

Photon-assisted tunnelling of zero modes in a Majorana wire

DMT van Zanten, D Sabonis, J Suter, JI Väyrynen… - Nature Physics, 2020 - nature.com
Hybrid nanowires with proximity-induced superconductivity in the topological regime host
Majorana zero modes at their ends. Networks of such structures can produce topologically …

Full parity phase diagram of a proximitized nanowire island

J Shen, GW Winkler, F Borsoi, S Heedt, V Levajac… - Physical Review B, 2021 - APS
We measure the charge periodicity of Coulomb blockade conductance oscillations of a
hybrid InSb-Al island as a function of gate voltage and parallel magnetic field. The …

Parametric exploration of zero-energy modes in three-terminal InSb-Al nanowire devices

JY Wang, N Van Loo, GP Mazur, V Levajac… - Physical Review B, 2022 - APS
We systematically study three-terminal InSb-Al nanowire devices by using radio-frequency
reflectometry. Tunneling spectroscopy measurements on both ends of the hybrid nanowires …

Charge noise and overdrive errors in dispersive readout of charge, spin, and majorana qubits

V Derakhshan Maman, MF Gonzalez-Zalba, A Pályi - Physical Review Applied, 2020 - APS
Solid-state qubits incorporating quantum dots can be read out dispersively. Here, we
theoretically describe physical mechanisms that render such reflectometry-based readout …

Fusion rules in a Majorana single-charge transistor

R Seoane Souto, M Leijnse - SciPost Physics, 2022 - scipost.org
A demonstration of the theoretically predicted non-abelian properties of Majorana bound
states (MBSs) would constitute a definite proof of a topological superconducting phase …