The generation of spectrally pure microwave signals is a critical functionality in fundamental
and applied sciences, including metrology and communications. Optical frequency combs …

Continuous-wave laser-driven, high-Q Kerr–nonlinear optical microresonators have enabled
the generation of optical frequency combs, ultralow-noise microwaves and ultrashort optical …

Dissipative Kerr soliton microcombs have been recognized as a promising multi-wavelength
laser source for fiber optical communications, as their comb lines possess frequency and …

Soliton microcombs constitute chip-scale optical frequency combs, and have the potential to
impact a myriad of applications from frequency synthesis and telecommunications to …

The synthesis of ultralow-noise microwaves is of both scientific and technological relevance
for timing, metrology, communications and radio-astronomy. Today, the lowest reported …

Millimetre-wave (mmWave) technology continues to draw great interest due to its broad
applications in wireless communications, radar, and spectroscopy. Compared to pure …

Temporal soliton mode locking in coherently pumped microcavities is a promising route
towards miniaturized frequency comb systems. However, the power efficiency of the …

The mode-locked microcomb offers a unique and compact solution for photonics
applications, ranging from the optical communications, the optical clock, optical ranging, the …

Dissipative Kerr soliton generation using self-injection-locked III-V lasers has enabled fully
integrated hybrid microcombs that operate in turnkey mode and can access microwave …

Soliton microcombs provide a versatile platform for realizing fundamental studies and
technological applications. To be utilized as frequency rulers for precision metrology, soliton …