Optical microcombs represent a new paradigm for generating laser frequency combs based
on compact chip-scale devices, which have underpinned many modern technological …

Since its discovery, quantum entanglement has challenged some of the best established
views of the world: locality and reality. Quantum technologies promise to revolutionize …

Controlling and programming quantum devices to process quantum information by the unit
of quantum dit, ie, qudit, provides the possibilities for noise-resilient quantum …

Convolutional neural networks, inspired by biological visual cortex systems, are a powerful
category of artificial neural networks that can extract the hierarchical features of raw data to …

Integrated photonics has profoundly affected a wide range of technologies underpinning
modern society,,–. The ability to fabricate a complete optical system on a chip offers …

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 …

We review recent work on narrowband orthogonally polarized optical RF single sideband
generators as well as dual-channel equalization, both based on high-Q integrated ring …

Optical artificial neural networks (ONNs)—analog computing hardware tailored for machine
learning—have significant potential for achieving ultra‐high computing speed and energy …

Integrated Kerr micro-combs are a powerful source of multiple wavelength channels for
photonic radio frequency (RF) and microwave signal processing, particularly for transversal …

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