Entanglement is one of the most fascinating properties of quantum mechanical systems;
when two particles are entangled the measurement of the properties of one of the two allows …

Supercontinuum (SC) has opened up possibilities for numerous applications in optical
communications, signal processing, metrology, and spectroscopy. Supercontinuum …

We demonstrate monolithic aluminum gallium arsenide (AlGaAs) optical nanoantennas.
Using a selective oxidation technique, we fabricated epitaxial semiconductor nanocylinders …

In its 60 years of existence, the field of nonlinear optics has gained momentum especially
over the past two decades thanks to major breakthroughs in material science and …

Optical parametric oscillators (OPOs) have been widely used for decades as tunable, narrow-
linewidth, and coherent light sources for reaching long wavelengths and are attractive for …

Practical applications implementing integrated photonic circuits can benefit from nonlinear
optical functionalities such as wavelength conversion, all-optical signal processing, and …

Tremendous scientific progress has been achieved through the development of nonlinear
integrated photonics. Prominent examples are Kerr frequency comb generation in …

In this contribution, we demonstrate the first integrated gallium arsenide (GaAs) ring
resonator for second harmonic generation (SHG) on a GaAs-on-insulator platform. Such …

Widely tunable coherent sources are desirable in nanophotonics for a multitude of
applications ranging from communications to sensing. The mid-infrared spectral region …

We review recent achievements in the field of nanoscale nonlinear AlGaAs photonics based
on all-dielectric optical antennas. After discussing the motivation and main technological …