Graphene oxide (GO) was initially developed to emulate graphene, but it was soon
recognized as a functional material in its own right, addressing an application space that is …

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

Optical frequency combs offer an unrivalled degree of frequency measurement precision
that underpins the advance of modern technology in both fundamental science and …

In many disciplines, states that emerge in open systems far from equilibrium are determined
by a few global parameters,. These states can often mimic thermodynamic equilibrium, a …

Photonic integrated circuits are widely used in applications such as telecommunications and
data-centre interconnects,,,–. However, in optical systems such as microwave synthesizers …

The growing maturity of nanofabrication has ushered massive sophisticated optical
structures available on a photonic chip. The integration of subwavelength-structured …

Microcombs have sparked a surge of applications over the past decade, ranging from optical
communications to metrology,,–. Despite their diverse deployment, most microcomb-based …

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 …

Laser cavity-solitons can appear in a microresonator-filtered laser when judiciously
balancing the slow nonlinearities of the system. Under certain conditions, such optical states …

Light detection and ranging (LiDAR) sensors enable precision sensing of an object in 3D.
LiDAR technology is widely used in metrology, environment monitoring, archaeology, and …