BACKGROUND The past two decades have seen intense efforts aimed at building quantum
computing hardware with the potential to solve problems that are intractable on classical …

Quantum information processing relies on the precise control of non-classical states in the
presence of many uncontrolled environmental degrees of freedom. The interactions …

The superconducting transmon qubit is a leading platform for quantum computing and
quantum science. Building large, useful quantum systems based on transmon qubits will …

Technologies that rely on quantum bits (qubits) require long coherence times and high-
fidelity operations. Superconducting qubits are one of the leading platforms for achieving …

Delivering on the revolutionary promise of a universal quantum computer will require
processors with millions of quantum bits (qubits),–. In superconducting quantum processors …

Two promising architectures for solid-state quantum information processing are based on
electron spins electrostatically confined in semiconductor quantum dots and the collective …

Identifying, quantifying, and suppressing decoherence mechanisms in qubits are important
steps towards the goal of engineering a quantum computer or simulator. Superconducting …

To build a universal quantum computer from fragile physical qubits, effective implementation
of quantum error correction (QEC) is an essential requirement and a central challenge …

Quantum error correction (QEC) provides a practical path to fault-tolerant quantum
computing through scaling to large qubit numbers, assuming that physical errors are …

Quantum computing offers a powerful new paradigm of information processing that has the
potential to transform a wide range of industries. In the pursuit of the tantalizing promises of …