Moving trapped-ion qubits in a microstructured array of radiofrequency traps offers a route
toward realizing scalable quantum processing nodes. Establishing such nodes, providing …

Single-molecule technology stands as a powerful tool, enabling the characterization of
intricate structural and dynamic information that would otherwise remain concealed within …

Heat engines convert thermal energy into mechanical work and generally involve a large
number of particles. We report the experimental realization of a single-atom heat engine. An …

A central goal within quantum optics is to realize efficient, controlled interactions between
photons and atomic media. A fundamental limit in nearly all applications based on such …

Atom arrays are a new type of quantum light-matter interface. Here we propose to employ
one-dimensional ordered arrays as atomic waveguides. These arrays support optical guided …

Single dopant atoms or dopant-related defect centers in a solid state matrix are of particular
importance among the physical systems proposed for quantum computing and …

Photon statistics divides light sources into three different categories, characterized by
bunched, antibunched, or uncorrelated photon arrival times. Single atoms, ions, molecules …

Individual, luminescent point defects in solids, so-called color centers, are atomic-sized
quantum systems enabling sensing and imaging with nanoscale spatial resolution. In this …

Diamond has attracted great interest as a quantum technology platform thanks to its optically
active nitrogen vacancy (NV) center. The NV's ground state spin can be read out optically …

NV color centers in diamond exhibit a variety of interesting properties which make them
suitable for different technological applications, like quantum sensing, secure message …