Defects with associated electron and nuclear spins in solid-state materials have a long
history relevant to quantum information science that goes back to the first spin echo …

A quantum register coupled to a spin-photon interface is a key component in quantum
communication and information processing. Group-IV color centers in diamond (Si V−, Ge …

Efficient scaling and flexible control are key aspects of useful quantum computing hardware.
Spins in semiconductors combine quantum information processing with electrons, holes or …

Universal quantum computing holds the promise to fundamentally change today's
information-based society, yet a hardware platform that will provide a clear path to fault …

The ability to controllably position single atoms inside materials is key for the ultimate
fabrication of devices with functionalities governed by atomic-scale properties. Single …

The electronic and nuclear spin degrees of freedom of donor impurities in silicon form ultra-
coherent two-level systems, that are potentially useful for applications in quantum …

Individual impurity atoms in silicon can make superb individual qubits, but it remains an
immense challenge to build a multi-qubit processor: there is a basic conflict between …

Phosphorus donor impurities in silicon are a promising candidate for solid-state quantum
computing due to their exceptionally long coherence times and high fidelities. However …

A scaled quantum computer with donor spins in silicon would benefit from a viable
semiconductor framework and a strong inherent decoupling of the qubits from the noisy …

We experimentally study the coupling of group V donor spins in silicon to mechanical strain,
and measure strain-induced frequency shifts that are linear in strain, in contrast to the …