Fast, high efficiency and low error single-photon sources are required for the implementation
of a number of quantum information processing applications. The fastest triggered single …

Single photon sources are key components for quantum technologies such as quantum
communication, computing and metrology. A key challenge towards the realization of global …

Practical quantum networks require interfacing quantum memories with existing channels
and systems that operate in the telecom band. Here we demonstrate low-noise, bidirectional …

Entanglement between a stationary quantum system and a flying qubit is an essential
ingredient of a quantum-repeater network. It has been demonstrated for trapped ions …

The lithium niobate on insulator (LNOI) platform has revolutionized lithium niobate materials,
and a series of quantum photonic chips have exhibited unprecedented performances …

Entanglement between stationary quantum memories and photonic channels is the
essential resource for future quantum networks. Together with entanglement distillation, it …

Optical quantum memory is an essential element for long-distance quantum communication
and photonic quantum computation protocols. The practical implementation of such …

We demonstrate efficient (<? format?>><? format?> 30%) quantum frequency conversion of
visible single photons (711 nm) emitted by a quantum dot to a telecom wavelength (1313 …

We report on the conversion to telecommunication wavelengths of single photons emitted by
a nitrogen-vacancy (NV) defect in diamond. By means of difference frequency generation …

We demonstrate upconversion-assisted single-photon detection for the 1.55-μm
telecommunications band based on a periodically poled lithium niobate (PPLN) waveguide …