Ultrafast coherent control of a hole spin qubit in a germanium quantum dot

K Wang, G Xu, F Gao, H Liu, RL Ma, X Zhang… - Nature …, 2022‏ - nature.com
Operation speed and coherence time are two core measures for the viability of a qubit.
Strong spin-orbit interaction (SOI) and relatively weak hyperfine interaction make holes in …

Electrical manipulation of a single electron spin in CMOS using a micromagnet and spin-valley coupling

B Klemt, V Elhomsy, M Nurizzo, P Hamonic… - npj Quantum …, 2023‏ - nature.com
For semiconductor spin qubits, complementary-metal-oxide-semiconductor (CMOS)
technology is a promising candidate for reliable and scalable fabrication. Making the direct …

Single-spin-qubit geometric gate in a silicon quantum dot

RL Ma, AR Li, C Wang, ZZ Kong, WZ Liao, M Ni… - Physical Review …, 2024‏ - APS
Preserving qubit coherence and maintaining high-fidelity qubit control under complex noise
environment is an enduring challenge for scalable quantum computing. Here we …

Integration of Cobalt Ferromagnetic Control Gates for Electrical and Magnetic Manipulation of Semiconductor Quantum Dots

F Bersano, M Aldeghi, N Martinolli… - Advanced Functional …, 2025‏ - Wiley Online Library
The rise of electron spin qubit architectures for quantum computing processors has led to a
strong interest in designing and integrating ferromagnets to induce stray magnetic fields for …

Low dephasing and robust micromagnet designs for silicon spin qubits

NI Dumoulin Stuyck, FA Mohiyaddin, R Li… - Applied Physics …, 2021‏ - pubs.aip.org
Using micromagnets to enable electron spin manipulation in silicon qubits has emerged as
a very popular method, enabling single-qubit gate fidelities larger than 99.9%. However …

Flop**-mode spin qubit in a Si-MOS quantum dot

RZ Hu, RL Ma, M Ni, Y Zhou, N Chu, WZ Liao… - Applied Physics …, 2023‏ - pubs.aip.org
Spin qubits based on silicon metal-oxide semiconductor (Si-MOS) quantum dots (QDs) are
promising platforms for large-scale quantum computers. To control spin qubits in QDs …

SWAP Gate for Spin Qubits Based on Silicon Devices Integrated with a Micromagnet

M Ni, RL Ma, ZZ Kong, X Xue, SK Zhu, C Wang… - Nano Letters, 2025‏ - ACS Publications
In our toolbox of quantum gates for spin qubits, the SWAP-family gates based on
Heisenberg exchange coupling are quite versatile: the SWAP gate can help solve the …

Operation of Single‐Spin Qubits: Recent Advances and Prospects

Z Zhang, J Ran, F Gao, C Jia… - Advanced Physics …, 2025‏ - Wiley Online Library
As a foundational technology in quantum information science (QIS), the manipulation and
detection of quantum spins enable precise control, opening new avenues for significant …

The Kondo scaling for spin thermocurrent in strongly correlated electron systems

ZH Li, YR Zeng, YX Cheng, X Zheng… - New Journal of …, 2024‏ - iopscience.iop.org
One of the most important feature in the Kondo physics is the universal scaling behavior. In
this study, we analyze the transport behavior of the spin thermocurrent driven by a small …

Dephasing of Exchange‐Coupled Spins in Quantum Dots for Quantum Computing

P Huang - Advanced Quantum Technologies, 2021‏ - Wiley Online Library
A spin qubit in semiconductor quantum dots holds promise for quantum information
processing for scalability and long coherence time. An important semiconductor qubit …