Electrical operation of planar Ge hole spin qubits in an in-plane magnetic field

A Sarkar, Z Wang, M Rendell, NW Hendrickx… - Physical Review B, 2023 - APS
Hole spin qubits in group-IV semiconductors, especially Ge and Si, are actively investigated
as platforms for ultrafast electrical spin manipulation thanks to their strong spin-orbit …

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 …

Classification and magic magnetic field directions for spin-orbit-coupled double quantum dots

A Sen, G Frank, B Kolok, J Danon, A Pályi - Physical Review B, 2023 - APS
The spin of a single electron confined in a semiconductor quantum dot is a natural qubit
candidate. Fundamental building blocks of spin-based quantum computing have been …

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 …

Electrical operation of hole spin qubits in planar MOS silicon quantum dots

Z Wang, A Sarkar, SD Liles, A Saraiva, AS Dzurak… - Physical Review B, 2024 - APS
Silicon hole quantum dots have been the subject of considerable attention thanks to their
strong spin-orbit coupling enabling electrical control, a feature that has been demonstrated …

Spin–orbit interaction enabled high-fidelity two-qubit gates

J Qi, ZH Liu, H Xu - New Journal of Physics, 2024 - iopscience.iop.org
We study the implications of spin–orbit interaction (SOI) for two-qubit gates (TQGs) in
semiconductor spin qubit platforms. SOI renders the exchange interaction governing qubit …

Strong hole-photon coupling in planar Ge: probing the charge degree and Wigner molecule states

F De Palma, F Oppliger, W Jang, S Bosco… - arXiv preprint arXiv …, 2023 - arxiv.org
Semiconductor quantum dots (QDs) in planar germanium (Ge) heterostructures have
emerged as frontrunners for future hole-based quantum processors. Notably, the large spin …

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 …

A singlet-triplet hole-spin qubit in MOS silicon

SD Liles, DJ Halverson, Z Wang, A Shamim… - arXiv preprint arXiv …, 2023 - arxiv.org
Holes in silicon quantum dots are promising for spin qubit applications due to the strong
intrinsic spin-orbit coupling. The spin-orbit coupling produces complex hole-spin dynamics …

Quantum geometric protocols for fast high-fidelity adiabatic state transfer

CV Meinersen, S Bosco, M Rimbach-Russ - arXiv preprint arXiv …, 2024 - arxiv.org
Efficient control schemes that enable fast, high-fidelity operations are essential for any
practical quantum computation. However, current optimization protocols are intractable due …