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 …

Quantum key distribution (QKD) can provide information-theoretically secure keys for two
parties of legitimate communication, and information reconciliation, as an indispensable …

Silicon (Si) photonics has recently emerged as a key enabling technology in many
application fields thanks to the mature Si process technology, the large silicon wafer size …

Generating single photons on demand in silicon is a challenge to the scalability of silicon-on-
insulator integrated quantum photonic chips. While several defects acting as artificial atoms …

In the context of a doomed end of the Moore's law, various new types of computing
architectures have been emerging, aiming to meet the demands of intractable computation …

A silicon arrayed‐waveguide grating (AWG) with 1.6‐nm channel spacing is proposed and
realized with high performances for dense wavelength‐division (de) multiplexing systems …

The dense quantum entanglement distribution is the basis for practical quantum
communication, quantum networks and distributed quantum computation. To make …

Cryogenic integrated nonlinear photonics can provide fundamental building blocks for
scalable photonic quantum computing and optical interfacing among different platforms …

Efficient fiber-chip coupling interfaces are critically important for integrated photonics. Since
surface gratings diffract optical signals vertically out of the chip, these couplers can be …

In the past decade, silicon photonics has been making tremendous progress in terms of
device functionality and performances as well as circuit integration for many practical …