Silicon photonics has developed into a mainstream technology driven by advances in
optical communications. The current generation has led to a proliferation of integrated …

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 …

Widely tunable and narrow-linewidth lasers at visible wavelengths are necessary for
applications such as quantum optics, optical clocks and atomic and molecular physics. At …

The generation of ultra-low-noise microwave and mmWave in miniaturized, chip-based
platforms can transform communication, radar and sensing systems,–. Optical frequency …

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

Numerous modern technologies are reliant on the low-phase noise and exquisite timing
stability of microwave signals. Substantial progress has been made in the field of microwave …

Discerning weak electric fields has important implications for cosmology, quantum
technology, and identifying power system failures. Photonic integration of electric field …

Stable laser emission with narrow linewidth is of critical importance in many applications,
including coherent communications, LIDAR, and remote sensing. In this work, the physics …

Rapid progress in photonics has led to an explosion of integrated devices that promise to
deliver the same performance as table-top technology at the nanoscale, heralding the next …

The Fabry–Perot resonator is one of the most widely used optical devices, enabling scientific
and technological breakthroughs in diverse fields including cavity quantum electrodynamics …