Microresonators on a photonic chip could enhance nonlinear optics effects and thus are
promising for realizing scalable high-efficiency frequency conversion devices. However …

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

The conversion and interaction between quantum signals at the single-photon level are
essential for scalable quantum photonic information technology. Using a fully optimized …

Adiabatic frequency conversion has some key advantages over nonlinear frequency
conversion. No threshold and no phase-matching conditions need to be fulfilled. Moreover, it …

Single-photon-level quantum frequency conversion has recently been demonstrated using
silicon nitride microring resonators. The resonance enhancement offered by such systems …

Nonlinear optical processes are one of the most important tools in modern optics with a
broad spectrum of applications in, for example, frequency conversion, spectroscopy, signal …

Whispering-gallery-mode microresonators, one of the most important components of
photonic integrated circuits, have the ability to dramatically boost light–matter interactions. In …

Microring resonators are attractive for low-power frequency conversion via Bragg-scattering
four-wave-mixing due to their comb-like resonance spectrum, which allows resonant …

High-Q microresonators are indispensable components of photonic integrated circuits and
offer several useful operational modes. However, these modes cannot be reconfigured after …

Linking classical microwave electrical circuits to the optical telecommunication band is at the
core of modern communication. Future quantum information networks will require coherent …