3 papers
cond-mat.mes-hall2025
Automatic tuning of a donor in a silicon quantum device using machine learning
Brandon Severin, Tim Botzem, Federico Fedele +12
Donor spin qubits in silicon offer one- and two-qubit gates with fidelities beyond 99%, coherence times exceeding 30 seconds, and compatibility with industrial manufacturing method…
cond-mat.mtrl-sci2025
A silicon spin vacuum: isotopically enriched silicon-on-insulator and silicon from ultra-high fluence ion implantation
Shao Qi Lim, Brett C. Johnson, Sergey Rubanov +7
Isotopically enriched silicon (Si) can greatly enhance qubit coherence times by minimizing naturally occurring Si which has a non-zero nuclear spin. Ultra-high fluence $^{28…
cond-mat.mes-hall2024
Strong coupling of a superconducting flux qubit to single bismuth donors
T. Chang, I. Holzman, S. Q. Lim +4
The realization of a quantum computer represents a tremendous scientific and technological challenge due to the extreme fragility of quantum information. The physical support of in…