Strong tunable coupling between two distant superconducting spin qubits
Andreev spin qubits have recently emerged as an alternative qubit platform with realizations
in semiconductor–superconductor hybrid nanowires. In these qubits, the spin degree of …
in semiconductor–superconductor hybrid nanowires. In these qubits, the spin degree of …
Singlet-doublet transitions of a quantum dot Josephson junction detected in a transmon circuit
We realize a hybrid superconductor-semiconductor transmon device in which the
Josephson effect is controlled by a gate-defined quantum dot in an In As-Al nanowire …
Josephson effect is controlled by a gate-defined quantum dot in an In As-Al nanowire …
Minimal Kitaev-transmon qubit based on double quantum dots
Minimal Kitaev chains composed of two semiconducting quantum dots coupled via a
superconductor have emerged as a promising platform to realize and study Majorana bound …
superconductor have emerged as a promising platform to realize and study Majorana bound …
Spectroscopy of spin-split Andreev levels in a quantum dot with superconducting leads
We use a hybrid superconductor-semiconductor transmon device to perform spectroscopy of
a quantum dot Josephson junction tuned to be in a spin-1/2 ground state with an unpaired …
a quantum dot Josephson junction tuned to be in a spin-1/2 ground state with an unpaired …
Charge sensing the parity of an Andreev molecule
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 …
various bound states such as Andreev bound states, Andreev molecules, and Majorana zero …
Mitigation of quasiparticle loss in superconducting qubits by phonon scattering
Quantum error correction will be an essential ingredient in realizing fault-tolerant quantum
computing. However, most correction schemes rely on the assumption that errors are …
computing. However, most correction schemes rely on the assumption that errors are …
Coherent control of a few-channel hole type gatemon qubit
Gatemon qubits are the electrically tunable cousins of superconducting transmon qubits. In
this work, we demonstrate the full coherent control of a gatemon qubit based on hole carriers …
this work, we demonstrate the full coherent control of a gatemon qubit based on hole carriers …
Magnetic Field Resilience of Three-Dimensional Transmons with Thin-Film Josephson Junctions Approaching 1 T
Magnetic-field-resilient superconducting circuits enable sensing applications and hybrid
quantum computing architectures involving spin or topological qubits and electromechanical …
quantum computing architectures involving spin or topological qubits and electromechanical …
[PDF][PDF] Direct Microwave Spectroscopy of Andreev Bound States in Planar Josephson Junctions
M Hinderling, SC ten Kate, M Coraiola, DZ Haxell… - PRX Quantum, 2024 - APS
We demonstrate microwave measurements of the Andreev-bound-state (ABS) spectrum in
planar Josephson junctions (JJs) defined in Ge high-mobility two-dimensional hole gases …
planar Josephson junctions (JJs) defined in Ge high-mobility two-dimensional hole gases …
Dynamical polarization of the fermion parity in a nanowire Josephson junction
Josephson junctions in InAs nanowires proximitized with an Al shell can host gate-tunable
Andreev bound states. Depending on the bound state occupation, the fermion parity of the …
Andreev bound states. Depending on the bound state occupation, the fermion parity of the …