Lithium niobate (LN), an outstanding and versatile material, has influenced our daily life for
decades—from enabling high-speed optical communications that form the backbone of the …

The commercial success of radio-frequency acoustic filters in wireless communication
systems has launched aluminum nitride (AlN) as one of the most widely used …

High-dimensional photon states (qudits) are pivotal to enhance the information capacity,
noise robustness, and data rates of quantum communications. Time-bin entangled qudits …

Enhanced supercontinuum generation (SCG) is experimentally demonstrated in integrated
silicon nitride (Si3N4) waveguides incorporating highly nonlinear graphene oxide (GO) in …

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 photonic-based radio frequency (RF) arbitrary waveform generator (AWG) using
a soliton crystal micro-comb source with a free spectral range (FSR) of 48.9 GHz. The comb …

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 …

Integrated Kerr microcombs are emerging as a powerful tool as sources of multiple
wavelength channels for photonic RF and microwave signal processing mainly in the …

We demonstrate significantly improved performance of a microwave true time delay line
based on an integrated optical frequency comb source. The broadband micro-comb (over …