AlGaAs nonlinear integrated photonics

E Mobini, DHG Espinosa, K Vyas, K Dolgaleva - Micromachines, 2022 - mdpi.com
Practical applications implementing integrated photonic circuits can benefit from nonlinear
optical functionalities such as wavelength conversion, all-optical signal processing, and …

Generation of polarization-entangled photon pairs in a Bragg reflection waveguide

A Vallés, M Hendrych, J Svozilik, R Machulka… - Optics express, 2013 - opg.optica.org
We demonstrate experimentally that spontaneous parametric down-conversion in an
AlxGa_1− xAs semiconductor Bragg reflection waveguide can make for paired photons …

Near-infrared optical parametric oscillator in a III-V semiconductor waveguide

M Savanier, C Ozanam, L Lanco, X Lafosse… - Applied Physics …, 2013 - pubs.aip.org
We demonstrate a near-infrared integrated optical parametric oscillator (OPO) in a direct gap
semiconductor. Based on a selectively oxidized GaAs/AlGaAs waveguide and monolithic …

Difference-frequency generation in optically poled silicon nitride waveguides

E Sahin, B Zabelich, O Yakar, E Nitiss, J Liu… - …, 2021 - degruyter.com
Difference-frequency generation (DFG) is elemental for nonlinear parametric processes
such as optical parametric oscillation and is instrumental for generating coherent light at …

Mid-infrared frequency generation via intermodal difference frequency generation in AlGaAs-on-insulator waveguides

J Haines, M Gandolfi, Y Franz, C De Angelis… - Frontiers in …, 2021 - frontiersin.org
We investigate theoretically mid-infrared (MIR) generation via difference frequency
generation in multimode AlGaAs-on insulator (AlGaAs-OI) waveguides. The large refractive …

Monolithic photonics using second-order optical nonlinearities in multilayer-core Bragg reflection waveguides

P Abolghasem, JB Han, D Kang… - IEEE Journal of …, 2011 - ieeexplore.ieee.org
Recent advancements in phase-matching second-order nonlinear processes by using
matching-layer-enhanced Bragg reflection waveguides (ML-BRWs) in Al x Ga 1-x As …

Semi-automatic engineering and tailoring of high-efficiency Bragg-reflection waveguide samples for quantum photonic applications

B Pressl, K Laiho, H Chen, T Günthner… - Quantum Science …, 2018 - iopscience.iop.org
Semiconductor alloys of aluminum gallium arsenide (AlGaAs) exhibit strong second-order
optical nonlinearities. This makes them prime candidates for the integration of devices for …

Widely tunable mid-infrared generation via frequency conversion in semiconductor waveguides

DF Logan, M Giguere, A Villeneuve, AS Helmy - Optics Letters, 2013 - opg.optica.org
Phase matching in a multilayer AlGaAs waveguide is used to generate mid-IR (7.5–8.5 μm)
light through difference frequency generation (DFG) between a 1550 nm pump and 1950 nm …

Difference frequency generation by quasi-phase matching in periodically intermixed semiconductor superlattice waveguides

SJ Wagner, BM Holmes, U Younis… - IEEE Journal of …, 2011 - ieeexplore.ieee.org
Wavelength conversion by difference frequency generation is demonstrated in domain-
disordered quasi-phase-matched waveguides. The waveguide structure consisted of a …

[PDF][PDF] Bragg reflection waveguides as integrated sources<? A3B2 show [pmg: line-break justify=" yes"/]?> of entangled photon pairs

SV Zhukovsky, LG Helt… - Journal of the …, 2012 - photonics.light.utoronto.ca
We explore the potential of versatile and efficient entangled photon pair generation by
spontaneous parametric downconversion in Bragg reflection waveguides. By employing a …