Integrated nonlinear wavelength converters transfer optical energy from lasers or quantum
emitters to other useful colours, but chromatic dispersion limits the range of achievable …

By-design access to laser wavelength, especially with integrated photonics, is critical to
advance quantum sensors, such as optical clocks and quantum-information systems, and …

On‐chip optical microresonators are essential building blocks in integrated optics. The
ability to arbitrarily engineer their resonant frequencies is crucial for exploring novel physics …

Dissipative Kerr solitons (DKSs) in high-Q microresonators enable applications in sensing,
communication, and signal processing. Until now, DKSs driven by continuous-wave (CW) …

Focus Serial: Frontiers of Nonlinear Optics Nonlinear photonic-crystal microresonators offer
unique fundamental ways of enhancing a variety of nonlinear optical processes. This …

Control of photonic crystal resonances in conjunction with large spectral shifting is critical in
achieving reconfigurable photonic crystal devices. We propose a simple approach to …

Microresonator-based platforms with χ^(2) nonlinearities have the potential to perform
frequency conversion at high efficiencies and ultralow powers with small footprints. The …

Record quality factors and large selection of materials make optical crystalline resonators
attractive for emerging areas of research. While basic parameters of a resonator are …

Parametric nonlinear optical processes allow for the generation of new wavelengths of
coherent electromagnetic radiation. Their ability to create radiation that is widely tunable in …

Photonic nanostructures simultaneously maximizing spectral and spatial overlap between
fundamental and second-harmonic confined modes are highly desirable for enhancing …