Strong coupling between a photon and a hole spin in silicon

CX Yu, S Zihlmann, JC Abadillo-Uriel, VP Michal… - Nature …, 2023 - nature.com
Spins in semiconductor quantum dots constitute a promising platform for scalable quantum
information processing. Coupling them strongly to the photonic modes of superconducting …

A single hole spin with enhanced coherence in natural silicon

N Piot, B Brun, V Schmitt, S Zihlmann, VP Michal… - Nature …, 2022 - nature.com
Semiconductor spin qubits based on spin–orbit states are responsive to electric field
excitations, allowing for practical, fast and potentially scalable qubit control. Spin electric …

Progress of Gate‐Defined Semiconductor Spin Qubit: Host Materials and Device Geometries

Y Liu, S Guan, JW Luo, SS Li - Advanced Functional Materials, 2024 - Wiley Online Library
Quantum computing offers the potential to revolutionize information processing by exploiting
the principles of quantum mechanics. Among the diverse quantum bit (qubit) technologies …

High-fidelity two-qubit gates of hybrid superconducting-semiconducting singlet-triplet qubits

M Spethmann, S Bosco, A Hofmann, J Klinovaja… - Physical Review B, 2024 - APS
Hybrid systems comprising superconducting and semiconducting materials are promising
architectures for quantum computing. Superconductors induce long-range interactions …

Impact of interface traps on charge noise and low-density transport properties in Ge/SiGe heterostructures

L Massai, B Hetényi, M Mergenthaler… - Communications …, 2024 - nature.com
Abstract Hole spins in Ge/SiGe heterostructures have emerged as an interesting qubit
platform with favourable properties such as fast electrical control and noise-resilient …

High-fidelity spin qubit shuttling via large spin-orbit interactions

S Bosco, J Zou, D Loss - PRX Quantum, 2024 - APS
Shuttling spins with high fidelity is a key requirement to scale up semiconducting quantum
computers, enabling qubit entanglement over large distances and favoring the integration of …

Phase-driving hole spin qubits

S Bosco, S Geyer, LC Camenzind, RS Eggli, A Fuhrer… - Physical Review Letters, 2023 - APS
The spin-orbit interaction in spin qubits enables spin-flip transitions, resulting in Rabi
oscillations when an external microwave field is resonant with the qubit frequency. Here, we …

Hole-spin driving by strain-induced spin-orbit interactions

JC Abadillo-Uriel, EA Rodríguez-Mena, B Martinez… - Physical Review Letters, 2023 - APS
Hole spins in semiconductor quantum dots can be efficiently manipulated with radio-
frequency electric fields owing to the strong spin-orbit interactions in the valence bands …

Linear-in-momentum spin orbit interactions in planar Ge/GeSi heterostructures and spin qubits

EA Rodríguez-Mena, JC Abadillo-Uriel, G Veste… - Physical Review B, 2023 - APS
We investigate the existence of linear-in-momentum spin orbit interactions in the valence
band of Ge/GeSi heterostructures using an atomistic tight-binding method. We show that …

Hole spin qubits in thin curved quantum wells

S Bosco, D Loss - Physical Review Applied, 2022 - APS
Hole spin qubits are frontrunner platforms for scalable quantum computers because of their
large spin-orbit interaction that enables ultrafast all-electric qubit control at low power. The …