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 …

Advances in materials science and engineering have played a central role in the
development of classical computers and will undoubtedly be critical in propelling the …

The aim of this review is to provide quantum engineers with an introductory guide to the
central concepts and challenges in the rapidly accelerating field of superconducting …

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 …

Large-scale superconducting quantum computers require the high-fidelity control and
readout of large numbers of qubits at millikelvin temperatures, resulting in a massive input …

We benchmark the decoherence of superconducting transmon qubits to examine the
temporal stability of energy relaxation, dephasing, and qubit transition frequency. By …

Quantum computing and simulations are creating transformative opportunities by exploiting
the principles of quantum mechanics in new ways to generate and process information. It is …

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

Nonequilibrium quasiparticle excitations degrade the performance of a variety of
superconducting circuits. Understanding the energy distribution of these quasiparticles will …