In the past 20 years, impressive progress has been made both experimentally and
theoretically in superconducting quantum circuits, which provide a platform for manipulating …

The realization of strong interactions between individual photons is a long-standing goal of
both fundamental and technological significance. Scientists have known for over half a …

Controlling and reversing the effects of loss are major challenges in optical systems. For
lasers, losses need to be overcome by a sufficient amount of gain to reach the lasing …

This Colloquium describes a new paradigm for creating strong quantum interactions of light
and matter by way of single atoms and photons in nanoscopic lattices. Beyond the …

Distributed quantum networks will allow users to perform tasks and to interact in ways which
are not possible with present-day technology. Their implementation is a key challenge for …

We demonstrate that nanoparticle self-assembly can reach the same level of hierarchy,
complexity, and accuracy as biomolecules. The precise assembly structures of gold …

By analogy to transistors in classical electronic circuits, quantum optical switches are
important elements of quantum circuits and quantum networks,,. Operated at the …

Integrated nonreciprocal optical components, which have an inherent asymmetry between
their forward and backward propagation direction, are key for routing signals in photonic …

The steady increase in control over individual quantum systems supports the promotion of a
quantum technology that could provide functionalities beyond those of any classical device …

Realizing precise control over multiquanta emission is crucial for quantum information
processing, especially when integrated with advanced techniques of manipulating quantum …