The generation, manipulation, storage, and detection of single photons play a central role in
emerging photonic quantum information technology. Individual photons serve as flying …

Worldwide, enormous efforts are directed toward the development of the so‐called quantum
internet. Turning this long‐sought‐after dream into reality is a great challenge that will …

Optical photons are powerful carriers of quantum information, which can be delivered in free
space by satellites or in fibers on the ground over long distances. Entanglement of quantum …

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 …

A hybrid interface of solid-state single-photon sources and atomic quantum memories is a
long sought-after goal in photonic quantum technologies. Here, we demonstrate …

Quantum key distribution with solid-state single-photon emitters is gaining traction due to
their rapidly improving performance and compatibility with future quantum networks. Here …

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

Semiconductor quantum dots embedded in hybrid circular Bragg gratings are a promising
platform for the efficient generation of nonclassical light. The scalable fabrication of multiple …

Solid‐state single‐photon sources in the infrared region are crucial for advancing quantum
technologies, in particular long‐distance fiber or on‐chip quantum communication, quantum …

We demonstrate quasi-phase matched, triply-resonant sum frequency conversion in 10.6-
µm-diameter integrated gallium phosphide ring resonators. A small-signal, waveguide-to …