Parity-conserving Cooper-pair transport and ideal superconducting diode in planar germanium
M Valentini, O Sagi, L Baghumyan, T de Gijsel… - Nature …, 2024 - nature.com
Superconductor/semiconductor hybrid devices have attracted increasing interest in the past
years. Superconducting electronics aims to complement semiconductor technology, while …
years. Superconducting electronics aims to complement semiconductor technology, while …
Demonstration of the nonlocal Josephson effect in Andreev molecules
DZ Haxell, M Coraiola, M Hinderling, SC Ten Kate… - Nano Letters, 2023 - ACS Publications
We perform switching current measurements of planar Josephson junctions (JJs) coupled by
a common superconducting electrode with independent control over the two …
a common superconducting electrode with independent control over the two …
Microwave signatures of topological superconductivity in planar Josephson junctions
Planar Josephson junctions provide a platform to host topological superconductivity, which,
through manipulating Majorana bound states (MBS), could enable fault-tolerant quantum …
through manipulating Majorana bound states (MBS), could enable fault-tolerant quantum …
Direct Measurement of a Current Phase Relation in a Graphene Superconducting Quantum Interference Device
S Messelot, N Aparicio, E De Seze, E Eyraud… - Physical Review Letters, 2024 - APS
In a Josephson junction, the current phase relation relates the phase variation of the
superconducting order parameter φ, between the two superconducting leads connected …
superconducting order parameter φ, between the two superconducting leads connected …
Characterizing losses in InAs two-dimensional electron gas-based gatemon qubits
The tunneling of Cooper pairs across a Josephson junction (JJ) allows for the nonlinear
inductance necessary to construct superconducting qubits, amplifiers, and various other …
inductance necessary to construct superconducting qubits, amplifiers, and various other …
From nonreciprocal to charge-4e supercurrent in Ge-based Josephson devices with tunable harmonic content
A Leblanc, C Tangchingchai, ZS Momtaz… - Physical Review …, 2024 - APS
Hybrid superconductor (S)-semiconductor (Sm) devices bring a range of functionalities into
superconducting circuits. In particular, hybrid parity-protected qubits and Josephson diodes …
superconducting circuits. In particular, hybrid parity-protected qubits and Josephson diodes …
Gate-tunable kinetic inductance parametric amplifier
Superconducting parametric amplifiers play a crucial role in the preparation and readout of
quantum states at microwave frequencies, enabling high-fidelity measurements of …
quantum states at microwave frequencies, enabling high-fidelity measurements of …
Gate-tunable phase transition in a resonator-based Su-Schrieffer-Heeger chain
LJ Splitthoff, MC Belo, G Jin, Y Liu, E Greplova… - Physical Review …, 2024 - APS
Metamaterials engineered to host topological states of matter in controllable quantum
systems hold promise for the advancement of quantum simulations and quantum computing …
systems hold promise for the advancement of quantum simulations and quantum computing …
Gate-control of superconducting current: Mechanisms, parameters and technological potential
In conventional metal-oxide semiconductor (CMOS) electronics, the logic state of a device is
set by a gate voltage (VG). The superconducting equivalent of such effect had remained …
set by a gate voltage (VG). The superconducting equivalent of such effect had remained …
BCS surrogate models for floating superconductor-semiconductor hybrids
Superconductor-semiconductor hybrid devices, involving quantum dots interfaced with
floating and/or grounded superconductors, have reached a level of complexity, which calls …
floating and/or grounded superconductors, have reached a level of complexity, which calls …