Nonlinear photonic chips can generate and process signals all-optically with far superior
performance to that possible electronically—particularly with respect to speed. Although …

Group IV photonics hold great potential for nonlinear applications in the near-and mid-
infrared (IR) wavelength ranges, exhibiting strong nonlinearities in bulk materials, high index …

CMOS platforms operating at the telecommunications wavelength either reside within the
highly dissipative two-photon regime in silicon-based optical devices, or possess small …

Nonlinear silicon photonic devices have attracted considerable attention thanks to their
ability to show large third-order nonlinear effects at moderate power levels allowing for all …

We demonstrate optically stable amorphous silicon nanowires with both high nonlinear
figure of merit (FOM) of~ 5 and high nonlinearity Re (γ)= 1200W^− 1m^− 1. We observe no …

CMOS platforms with a high nonlinear figure of merit are highly sought after for high
photonic quantum efficiencies, enabling functionalities not possible from purely linear effects …

We experimentally measure the optical nonlinearities in hydrogenated-amorphous silicon (a-
Si: H) waveguides through the transmission of ultra-short pulses. The measured two-photon …

We propose hydrogenated amorphous silicon nanowires as a platform for nonlinear optics
in the telecommunication wavelength range. Extraction of the nonlinear parameter of these …

Wave mixing inside optical resonators, while experiencing a large enhancement of the
nonlinear interaction efficiency, suffers from strong bandwidth constraints, preventing its …

We demonstrate wavelength conversion through nonlinear parametric processes in
hydrogenated amorphous silicon (a-Si: H) with maximum conversion efficiency of− 13?? dB …