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 …

Entanglement is one of the most fascinating properties of quantum mechanical systems;
when two particles are entangled the measurement of the properties of one of the two allows …

The development of scalable sources of non-classical light is fundamental to unlocking the
technological potential of quantum photonics. Semiconductor quantum dots are emerging as …

Two-dimensional (2D) semiconductors, such as transition-metal dichalcogenide monolayers
(TMD 1Ls), have attracted increasing attention owing to the underlying fundamental physics …

We report on the observation of nearly maximally entangled photon pairs from
semiconductor quantum dots, without resorting to postselection techniques. We use GaAs …

More than 80 years have passed since the first publication on entangled quantum states.
Over this period, the concept of spookily interacting quantum states became an emerging …

A bright photon source that combines high-fidelity entanglement, on-demand generation,
high extraction efficiency, directional and coherent emission, as well as position control at …

The prospect of using the quantum nature of light for secure communication keeps spurring
the search and investigation of suitable sources of entangled photons. A single …

Long-distance quantum communication is one of the prime goals in the field of quantum
information science. With information encoded in the quantum state of photons, existing …

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 …