Recent years have witnessed significant progress in quantum communication and quantum
internet with the emerging quantum photonic chips, whose characteristics of scalability …

Lithium niobate (LN), an outstanding and versatile material, has influenced our daily life for
decades—from enabling high-speed optical communications that form the backbone of the …

Integrated photonics will play a key role in quantum systems as they grow from few-qubit
prototypes to tens of thousands of qubits. The underlying optical quantum technologies can …

Efficient frequency shifting and beam splitting are important for a wide range of applications,
including atomic physics,, microwave photonics,,–, optical communication, and photonic …

Photons have been a flagship system for studying quantum mechanics, advancing quantum
information science, and developing quantum technologies. Quantum entanglement …

A key challenge for quantum science and technology is to realize large-scale, precisely
controllable, practical systems for non-classical secured communications, metrology and …

Quantum teleportation is one of the most essential protocol in quantum information. In
addition to increasing the scale of teleportation distance, improving its information …

We review the rapid recent progress in single-photon sources based on multiplexing
multiple probabilistic photon-creation events. Such multiplexing allows higher single-photon …

Semiconductor quantum dots in cavities are promising single-photon sources. Here, we
present a path to deterministic operation, by harnessing the intrinsic linear dipole in a …

Deterministic generation of single-and multiphoton states is a key requirement for large-
scale optical quantum information and communication applications. While heralded single …