The spin of an electron confined in semiconductor quantum dots is currently a promising candidate for quantum bit (qubit) implementations. Taking advantage of the existing CMOS …
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 …
Donor dots realized with phosphorus atoms in silicon have proven to be excellent hosts for electron spin qubits as they provide a strong confining potential that results in small wave …
Y Song, J Yun, J Kim, W Jang, H Jang, J Park… - npj Quantum …, 2024 - nature.com
Engineered spin-electric coupling enables spin qubits in semiconductor nanostructures to be manipulated efficiently and addressed individually. While synthetic spin-orbit coupling …
M Aldeghi, R Allenspach, G Salis - Applied Physics Letters, 2023 - pubs.aip.org
On-chip micromagnets enable electrically controlled quantum gates on electron spin qubits. Extending the concept to a large number of qubits is challenging in terms of providing large …
J Michniewicz, MS Kim - Applied Physics Letters, 2024 - pubs.aip.org
There is a growing demand for quantum computing across various sectors, including finance, materials, and studying chemical reactions. A promising implementation involves …
Recent experiments have demonstrated two-qubit gate fidelities above 99% for semiconductor spin qubits. However, theoretically, the fidelity of controlled-not (cnot) …
S Nakamura, H Kiyama, A Oiwa - Journal of Applied Physics, 2022 - pubs.aip.org
The scaling up of semiconductor quantum dots to two-dimensional arrays is attracting considerable interest for use in large-scale spin-based quantum computation. One of the …
JC Yang, ZH Li, BC Wang, HO Li, G Cao… - Applied Physics …, 2023 - pubs.aip.org
Research to realize full electrical spin manipulation and spin–photon coupling on silicon using micromagnets has been prevalent. To realize spin–photon coupling, micromagnets …