The quest towards the integration of ultra-fast, high-precision optical clocks is reflected in the
large number of high-impact papers on the topic published in the last few years. This interest …

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

High quality-factor (Q) optical resonators are a key component for ultra-narrow linewidth
lasers, frequency stabilization, precision spectroscopy and quantum applications. Integration …

This chapter describes the discovery and stable generation of temporal dissipative Kerr
solitons in continuous‐wave (CW) laser‐driven optical microresonators. The experimental …

On-chip optical resonators have the promise of revolutionizing numerous fields, including
metrology and sensing; however, their optical losses have always lagged behind those of …

Here we present a roadmap on Photonic metasurfaces. This document consists of a number
of perspective articles on different applications, challenge areas or technologies underlying …

High-and ultrahigh-Q whispering-gallery mode resonators have the capability to trap
photons by total internal reflection for a duration ranging from nanoseconds to milliseconds …

Microlasers have experienced tremendous development in the past decade and become an
essential part in laser evolution, as miniature lasers provide strong optical confinement and …

Advanced applications in optical metrology demand improved lasers with high spectral
purity, in form factors that are small and insensitive to environmental perturbations. While …

Ultrahigh-Q optical resonators are being studied across a wide range of fields, including
quantum information, nonlinear optics, cavity optomechanics and telecommunications …