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 …

Quantum-mechanical effects at the macroscopic level were first explored in Josephson-
junction-based superconducting circuits in the 1980s. In recent decades, the emergence of …

For the past three decades nanoscience has widely affected many areas in physics,
chemistry and engineering, and has led to numerous fundamental discoveries, as well as …

The rise of quantum information science has provided new perspectives on quantum
mechanics, as well as a common language for quantum engineering. The focus on platforms …

Scaling is now a key challenge in superconducting quantum computing. One solution is to
build modular systems in which smaller-scale quantum modules are individually constructed …

Quantum information is vulnerable to environmental noise and experimental imperfections,
hindering the reliability of practical quantum information processors. Therefore, quantum …

During the last ten years, superconducting circuits have passed from being interesting
physical devices to becoming contenders for near-future useful and scalable quantum …

Optically addressable solid-state spin defects are promising candidates for storing and
manipulating quantum information using their long coherence ground-state manifold; …

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

The unique features of quantum theory offer a powerful new paradigm for information
processing. Translating these mathematical abstractions into useful algorithms and …