The spin degree of freedom of an electron or a nucleus is one of the most basic properties of
nature and functions as an excellent qubit, as it provides a natural two-level system that is …

As quantum processors grow in complexity, attention is moving to the scaling prospects of
the entire quantum computing system, including the classical support hardware. Recent …

The prospect of building quantum circuits 1, 2 using advanced semiconductor manufacturing
makes quantum dots an attractive platform for quantum information processing 3, 4 …

The experimental realization of increasingly complex synthetic quantum systems calls for the
development of general theoretical methods to validate and fully exploit quantum resources …

Now that it is possible to achieve measurement and control fidelities for individual quantum
bits (qubits) above the threshold for fault tolerance, attention is moving towards the difficult …

Quantum computers have made extraordinary progress over the past decade, and
significant milestones have been achieved along the path of pursuing universal fault-tolerant …

Single-qubit rotations and two-qubit CNOT operations are crucial ingredients for universal
quantum computing. Although high-fidelity single-qubit operations have been achieved …

Abstract This Technical Review collects values of selected performance characteristics of
semiconductor spin qubits defined in electrically controlled nanostructures. The …

Long coherence times of single spins in silicon quantum dots make these systems highly
attractive for quantum computation, but how to scale up spin qubit systems remains an open …

Semiconductor spins are one of the few qubit realizations that remain a serious candidate
for the implementation of large-scale quantum circuits. Excellent scalability is often argued …