Solid-state spin systems including nitrogen-vacancy (NV) centers in diamond constitute an
increasingly favored quantum sensing platform. However, present NV ensemble devices …

Single-molecule magnets (SMMs) have been proposed for applications in high-density
storage, quantum simulation, quantum computing and spintronics applications. Bulk …

With the ability to transfer and process quantum information, large-scale quantum networks
will enable a suite of fundamentally new applications, from quantum communications to …

A future quantum network will consist of quantum processors that are connected by quantum
channels, just like conventional computers are wired up to form the Internet. In contrast to …

The nitrogen-vacancy (NV) center in diamond has an optically addressable, highly coherent
spin. However, a NV center even in high-quality single-crystalline material is a very poor …

Coherent interfaces between optical photons and long-lived matter qubits form a key
resource for a broad range of quantum technologies. Cavity quantum electrodynamics …

Optically active solid-state spin defects have the potential to become a versatile resource for
quantum information processing applications. Nitrogen-vacancy defect centers (NV) in …

Quantum emitters are an integral component for a broad range of quantum technologies,
including quantum communication, quantum repeaters, and linear optical quantum …

Fabry–Perot interferometers have stimulated numerous scientific and technical applications
ranging from high-resolution spectroscopy over metrology, optical filters, to interfaces of light …

Efficient coupling of optically active qubits to optical cavities is a key challenge for solid-state-
based quantum optics experiments and future quantum technologies. Here we present a …