We demonstrate an RF photonic fractional Hilbert transformer based on an integrated Kerr
micro-comb source featuring a record low free spectral range of 48.9 GHz, yielding 75 …

Over the past decade, optical frequency combs generated by high-Q microresonators, or
optical microcombs, which feature compact device footprints, low power consumption, and …

We report a photonic microwave and radio frequency (RF) fractional Hilbert transformer
based on an integrated Kerr micro-comb source. The micro-comb source has a free spectral …

Optical neural networks (ONNs), or optical neuromorphic hardware accelerators, have the
potential to dramatically enhance the computing power and energy efficiency of mainstream …

Frequency combs are optical spectra composed of a set of discrete equally spaced lines.
Such spectra can be generated by diverse sources such as mode-locked lasers, resonators …

Recently, integrated photonics has attracted considerable interest owing to its wide
application in optical communication and quantum technologies. Among the numerous …

Earth-like planets, dark energy and variability of fundamental physical constants can be
discovered by observing wavelength shifts in the optical spectra of astronomical objects …

We review the most recent progress in ultralow-noise mode-locked fiber lasers and fiber-
based frequency-comb sources. With the rapid progress in theory, measurement, and …

As an emerging topic, photonic‐assisted microwave measurements with distinct features
such as wide frequency coverage, large instantaneous bandwidth, low frequency …

High-speed actuation of laser frequency is critical in applications using lasers and frequency
combs,, and is a prerequisite for phase locking, frequency stabilization and stability transfer …