Optical properties of waveguide-coupled nanowires for sub-wavelength detection in microspectrometer applications

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Photonics integrated circuits are a promising solution for the growing demands of data transmission and future system-on-chip technologies. Within this context, nonlinear optical interactions offer unique opportunities for all-optical processing, sampling, ...

A dual-shot technique based on the field basis addition of two statistically independent speckle patterns is developed to recover an input polarization through a scattering layer. It is proposed theoretically, and demonstrated both numerically and experime ...

The growth kinetics of vertical III−V nanowires (NWs) were clarified long ago. The increasing aspect ratio of NWs results in an increase in the surface area, which, in turn, enhances the material collection. The group III adatom diffusion from the NW sidew ...

The control of movement and orientation of gas-phase molecules has become the focus of many research areas in molecular physics. Here, ND3 molecules are polarized in a segmented, curved electrostatic guide and adiabatically aligned inside a rotatable mass ...

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Nonlinear photoluminescence (N-PL) is a broadband photon emission arising from a nonequilibrium heated electron distribution generated at the surface of metallic nanostructures by ultrafast pulsed laser illumination. N-PL is sensitive to surface morphology ...

Photonic integrated circuits are paving the way for novel on-chip functionalities with diverse applications in communication, computing, and beyond. The integration of on-chip light sources, especially single-mode lasers, is crucial for advancing those pho ...

Plasmonic photochemistry has a large potential to replace energy-intensive chemical processes with low-temperature, low-pressure light-driven chemical reactions. Plasmonic nanostructures have emerged as promising photocatalysts with exceptional and tunable ...

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The response of simple plasmonic nanorods to polarized illumination is studied in detail. Depending on the orientation of that polarization with respect to the symmetry axes of the nanostructure, a chiral response can occur, which can be analyzed through a ...

Optical resonators enable the generation, manipulation, and storage of electromagnetic waves. The physics underlying their operation is determined by the interference of electromagnetic waves, giving rise to the resonance spectrum. This mechanism causes th ...

This contribution presents the design of a compact circularly polarized antenna featuring beamwidth reconfiguration in both the horizontal and vertical planes. The observed radiation patterns in each of the reconfigurable states present axial symmetry and ...

Conformal phased arrays can be found in many applications due to their ability to fit tridimensional surfaces and, thanks to their scanning performance, can excel planar arrays. However, most of the previously proposed analysis methods can be applied only ...

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Combining optical gain in direct-bandgap III-V materials with tunable optical feedback offered by advanced photonic integrated circuits is key to chip-scale external-cavity lasers (ECL), offering wideband tunability along with low optical linewidths. Exter ...

Semiconductor materials have given rise to today's digital technology and consumer electronics. Widespread adoption is closely linked to the ability to process and integrate them in devices at scale. Where flexibility and large surfaces are required, such ...

Optical properties of waveguide-coupled nanowires for sub-wavelength detection in microspectrometer applications

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Parametric Wavelength Conversion in Waveguiding Structures: Efficiency, Bandwidth and Polarization

Dual-shot approach for polarization retrieval through a scattering medium

Nucleation-Limited Kinetics of GaAs Nanostructures Grown by Selective Area Epitaxy: Implications for Shape Engineering in Optoelectronics Devices

Alignment of ND3 molecules in dc-electric fields

Measuring electrical properties in semiconductor devices by pixelated STEM and off-axis electron holography (or convergent beams vs. plane waves)

Memristive Control of Plasmon-Mediated Nonlinear Photoluminescence in Au Nanowires

Single-Mode Laser in the Telecom Range by Deterministic Amplification of the Topological Interface Mode

Plasmonic Nanostructures for Photocatalysis: Material, Photonic and Electronic Effects

3D diffractive optics for linear interconnects and nonlinear processing

All-Dielectric Nanophotonic via Glass Fluid Instabilities

Domain Imaging and Switching Dynamics in BaTiO3-Based Photonic Integrated Devices

Layered metals as polarized transparent conductors

Polarization-Controlled Chromo-Encryption

Resonators with tailored optical path by cascaded-mode conversions

Circularly polarized planar antenna with axially symmetric beamwidth reconfigurability

Analysis of Non-Canonical Body-Conformal Arrays with Polarization Decomposition

High density lithium niobate photonic integrated circuits

Nonlinear Integrated Photonics for Ranging Applications

Sub-kHz-Linewidth External-Cavity Laser (ECL) With Si3N4 Resonator Used as a Tunable Pump for a Kerr Frequency Comb

Semiconductor-based device architectures in multimaterial fibers