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

Integrated Kerr micro-combs, a powerful source of many wavelengths for photonic RF and
microwave signal processing, are particularly useful for transversal filter systems. They have …

There is an ever-growing demand for artificial intelligence. Optical processors, which
compute with photons instead of electrons, can fundamentally accelerate the development …

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

We report a broadband radio frequency (RF) channelizer with up to 92 channels using a
coherent microcomb source. A soliton crystal microcomb, generated by a 49 GHz micro-ring …

We demonstrate a photonic RF integrator based on an integrated soliton crystal micro-comb
source. By multicasting and progressively delaying the input RF signal using a transversal …

As a fundamental optical approach to interferometry, Sagnac interference has been widely
used for reflection manipulation, precision measurements, and spectral engineering in …

We review recent work on broadband RF channelizers based on integrated optical
frequency Kerr micro-combs combined with passive micro-ring resonator filters, with …

Layered 2D graphene oxide (GO) films are integrated with silicon nitride (SiN) waveguides
to experimentally demonstrate an enhanced Kerr nonlinearity via four‐wave mixing (FWM) …

Ultrafast dynamic machine vision in the optical domain can provide unprecedented
perspectives for high-performance computing. However, owing to the limited degrees of …