Single photons are a fundamental element of most quantum optical technologies. The ideal
single-photon source is an on-demand, deterministic, single-photon source delivering light …

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

The strong-coupling regime of cavity quantum electrodynamics (QED) represents the light–
matter interaction at the fully quantum level. Adding a single photon shifts the resonance …

Solid-state single-photon sources are central building blocks in quantum information
processing. Atomically thin crystals have emerged as sources of nonclassical light; however …

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 …

Integrated photonic devices in diamond have tremendous potential for many quantum
applications, including long-distance quantum communication, quantum information …

The nitrogen-vacancy (NV) center in diamond has been established as a prime building
block for quantum networks. However, scaling beyond a few network nodes is currently …

Large-scale quantum communication networks require quantum repeaters due to the signal
attenuation in optical fibers. Ideal quantum repeater nodes efficiently link a quantum memory …

High Q-factor monolithic optical microresonators found numerous applications in classical
and quantum optical signal processing, microwave photonics, ultraprecise sensing, as well …

The nitrogen-vacancy center in diamond is an attractive resource for the generation of
remote entangled states owing to its optically addressable and long-lived electronic spin …