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 …

Semiconductor quantum dots (QDs) of various material systems are being heavily
researched for the development of solid state single photon emitters, which are required for …

Photons at microwave and optical frequencies are principal carriers for quantum information.
While microwave photons can be effectively controlled at the local circuit level, optical …

Quantum light–matter interfaces are at the heart of photonic quantum technologies.
Quantum memories for photons, where non-classical states of photons are mapped onto …

In current long-distance communications, classical information carried by large numbers of
particles is intrinsically robust to some transmission losses but can, therefore, be …

Photonic integrated circuits (PICs) based on lithographically patterned waveguides provide
a scalable approach for manipulating photonic bits, enabling seminal demonstrations of a …

Epitaxial quantum dots formed by III–V compound semiconductors are excellent sources of
non-classical photons, creating single photons and entangled multi-photon states on …

On‐demand single‐photon sources emitting pure and indistinguishable photons at the
telecommunication wavelength are critical assets toward the deployment of fiber‐based …

Coherently converting the frequency and temporal waveform of single and entangled
photons will be crucial to interconnect the various elements of future quantum information …

Hybrid quantum networks rely on efficient interfacing of dissimilar quantum nodes, as
elements based on parametric downconversion sources, quantum dots, colour centres or …