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

The ability to generate complex optical photon states involving entanglement between
multiple optical modes is not only critical to advancing our understanding of quantum …

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 …

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

Soliton crystal micro-combs are powerful tools as sources of multiple wavelength channels
for radio frequency (RF) signal processing. They offer a compact device footprint, a large …

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

The on-chip generation of large and complex optical quantum states will enable low-cost
and accessible advances for quantum technologies, such as secure communications and …

Multi-level (qudit) entangled photon states are a key resource for both fundamental physics
and advanced applied science, as they can significantly boost the capabilities of novel …

High-and ultrahigh-Q whispering-gallery mode resonators have the capability to trap
photons by total internal reflection for a duration ranging from nanoseconds to milliseconds …

Optical frequency combs, a revolutionary light source characterized by discrete and equally
spaced frequencies, are usually regarded as a cornerstone for advanced frequency …