Tunable four-wave mixing in AlGaAs waveguides of three different geometries

DHG Espinosa, KM Awan, M Odungide… - Optics …, 2021 - Elsevier
… We propose a new AlGaAs waveguide geometry, called half-core etched… nanowire and
strip-loaded waveguides, combining their best qualities. We performed tunable four-wave mixing (…

Second-harmonic generation in suspended AlGaAs waveguides: A comparative study

I Roland, M Ravaro, S Suffit, P Filloux, A Lemaître… - Micromachines, 2020 - mdpi.com
… Due to adjustable modal birefringence, suspended AlGaAs … phase-matched frequency
mixing in the whole material … AlGaAs waveguides with two different designs: a nanowire and a …

AlGaAs nonlinear integrated photonics

E Mobini, DHG Espinosa, K Vyas, K Dolgaleva - Micromachines, 2022 - mdpi.com
… , among which are efficient tunable wavelength converters, on-… effects for wavelength
conversion, four-wave mixing (FWM), … XPM and SPM have been studied in AlGaAs nanowires

[HTML][HTML] Suspended AlGaAs waveguide for integrated nonlinear photonics

H Cong, B Yang, W Wei, J Wang, Q Feng… - Applied Physics …, 2021 - pubs.aip.org
… -phase modulation (XPM), and four-wave mixing (FWM). In addition, … continuous-wave (CW)
tunable laser as the pump and the … four-wave-mixing spectra for the 16.6 mm-length AlGaAs

Broadband optical wavelength conversion through four-wave mixing in W3-type AlGaAs photonic crystal waveguides

H Oda, Y Hosokawa, K Hayashi, N Ozaki… - Applied Physics …, 2023 - iopscience.iop.org
… were operated at 20 MHz from a tunable wavelength (1530–1578 nm) … The tunable wavelength
region of the fiber laser is the … Compared with silicon nanowires, they have the advantage …

Nonlinear integrated quantum photonics with AlGaAs

F Baboux, G Moody, S Ducci - Optica, 2023 - opg.optica.org
… /AlGaAs heterostructures can be grown with tunable composition … (SPDC) and spontaneous
four-wave-mixing (SFWM). … superconducting nanowires, the integration on AlGaAs of room-…

Wavelength Conversion Based on Third-Order Nonlinearity in AlGaAs-on-AlOx Waveguides

Y Wang - 2021 - search.proquest.com
… , low TPA coefficient, and tunable optical properties. AlxGa1-xAs … By tailoring the thickness
and width of AlGaAs nanowire … To model four wave mixing processes inside waveguide, it is …

Ultrafast spectroscopy for semiconductor metasurfaces

VY Tacchi - 2022 - politesi.polimi.it
… by an extended state resonance tunable by all-optical means … metasurface based on
AlGaAs nanowires for polarization … in the case of degenerate four-wave mixing. Following an …

Geometry-dependent two-photon absorption followed by free-carrier absorption in AlGaAs waveguides

DHG Espinosa, SR Harrigan, KM Awan, P Rasekh… - JOSA B, 2021 - opg.optica.org
… exploited to demonstrate efficient four-wave mixing (FWM) [1–3], … with engineered dispersion
and tunable linear and nonlinear … optical performance of AlGaAs nanowires with the guiding …

From classical to quantum nonlinear photonics with GaAs nanostructures

G Saerens - 2023 - research-collection.ethz.ch
… In the third part, we show a flexible array of nanowires for a promising … spontaneous
four-wave mixing SNSPDs … -x)2O3, the oxidized form of AlGaAs, which has a refractive index of …