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 …

Cavity magnonics deals with the interaction of magnons—elementary excitations in
magnetic materials—and confined electromagnetic fields. We introduce the basic physics …

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

In this review we look at the concepts and state-of-the-art concerning the strong coupling of
surface plasmon-polariton modes to states associated with quantum emitters such as …

Engineered quantum systems enabling novel capabilities for computation and sensing have
blossomed in the last decade. Architectures benefiting from combining complementary …

We realize a cavity magnon-microwave photon system in which a magnetic dipole
interaction mediates strong coupling between the collective motion of a large number of …

Hybrid quantum circuits combine two or more physical systems, with the goal of harnessing
the advantages and strengths of the different systems in order to better explore new …

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 …

Over the last two decades, tremendous advances have been made for constructing large-
scale quantum computers. In particular, quantum computing platforms based on …

An extensively pursued current direction of research in physics aims at the development of
practical technologies that exploit the effects of quantum mechanics. As part of this ongoing …