Integrated nonlinear photonics provides transformative capabilities for controlling,
enhancing and manipulating material nonlinearities in miniaturized on-chip platforms. The …

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 …

Optical whispering gallery modes (WGMs) derive their name from a famous acoustic
phenomenon of guiding a wave by a curved boundary observed nearly a century ago. This …

The experimental realization of a Kerr frequency comb represented the convergence of
research in materials, physics, and engineering. This symbiotic relationship continues to …

Monolayer two-dimensional transition-metal dichalcogenides (2D TMDCs) exhibit promising
characteristics in miniaturized nonlinear optical frequency converters, due to their inversion …

Silicon photonics is a technology based on fabricating integrated optical circuits by using the
same paradigms as the dominant electronics industry. After twenty years of fervid …

Cavity solitons are optical pulses that propagate indefinitely in nonlinear resonators. They
are attracting attention, both for their many potential applications and their connection to …

Continuously pumped passive nonlinear cavities can be harnessed for the creation of novel
optical frequency combs. While most research has focused on third-order “Kerr” nonlinear …

Simultaneous Kerr comb formation and second-harmonic generation with on-chip
microresonators can greatly facilitate comb self-referencing for optical clocks and frequency …

Kerr optical frequency comb as a novel microcomb source has found a variety of key
applications from fundamental research to engineering applications. Generation of such …