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

Quantum machine learning is a rapidly growing field at the intersection of quantum
technology and artificial intelligence. This review provides a two-fold overview of several key …

The rising demand for high scanning accuracy and resolution in sensors for self-driving
vehicles has led to the rapid development of parallelization in light detection and ranging …

Many breakthroughs in technologies are closely associated with the deep understanding
and development of new material platforms. As the main material used in microelectronics …

In the last two decades, bulk, homoepitaxial, and heteroepitaxial growth of silicon carbide
(SiC) has witnessed many advances, giving rise to electronic devices widely used in high …

Color centers are point defects in crystals that can provide an optical interface to a long-lived
spin state for distributed quantum information processing applications. An outstanding …

Laser frequency combs are enabling some of the most exciting scientific endeavours in the
twenty-first century, ranging from the development of optical clocks to the calibration of the …

Recent advancements in integrated soliton microcombs open the route to a wide range of
chip-based communication, sensing, and metrology applications. The technology translation …

Photonic integrated circuits (PICs) based on lithographically patterned waveguides provide
a scalable approach for manipulating photonic bits, enabling seminal demonstrations of a …

The stabilization and manipulation of laser frequency by means of an external cavity are
nearly ubiquitously used in fundamental research and laser applications. While most of the …