High-fidelity control of quantum bits is paramount for the reliable execution of quantum
algorithms and for achieving fault tolerance—the ability to correct errors faster than they …

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 …

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 …

In quantum physics, measurements can fundamentally yield discrete and random results.
Emblematic of this feature is Bohr's 1913 proposal of quantum jumps between two discrete …

The most promising quantum algorithms require quantum processors that host millions of
quantum bits when targeting practical applications. A key challenge towards large-scale …

Improving the speed and fidelity of quantum logic gates is essential to reach quantum
advantage with future quantum computers. However, fast logic gates lead to increased …

Quantum error correction codes are designed to protect an arbitrary state of a multi-qubit
register from decoherence-induced errors, but their implementation is an outstanding …

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 …

Controllable interaction between superconducting qubits is desirable for large-scale
quantum computation and simulation. Here, based on a theoretical proposal by Yan et …

Superconducting qubits seem promising for useful quantum computers, but the currently
wide-spread qubit designs and techniques do not yet provide high enough performance …