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 …

Whispering‐gallery modes (WGM) on a spherical surface were first described by Lord
Rayleigh at the beginning of the last century, but only after the invention of laser did they …

Confinement of light into small volumes has become an essential requirement for photonic
devices; examples of this trend are provided by optical fibers, integrated optical circuits …

We describe a general framework based on modal expansion for the study of optical-
frequency combs generated with monolithic whispering-gallery-mode resonators. We obtain …

The optical frequency comb technology is one of the most important breakthrough in
photonics in recent years. This concept has revolutionized the science of ultra-stable …

Optical frequency combs are lightwaves composed of a large number of equidistant spectral
lines. They are important for metrology, spectroscopy, communications and fundamental …

The dynamical behavior of Kerr optical frequency combs is very well understood today from
the perspective of the semiclassical approximation. These combs are obtained by pumping …

Optical whispering gallery mode (WGM) microresonators have attracted great attention due
to their remarkable properties such as extremely high quality factor, small mode volume …

Heterogeneous integration of III-V compound semiconductors on Silicon on Insulator is one
the key technology for next-generation on-chip optical interconnects. In this context, the use …