This paper reviews the recent advances in reaction-ion etching (RIE) for application in high-
aspect-ratio microfabrication. High-aspect-ratio etching of materials used in micro-and …

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

Terahertz (THz) photoconductive devices are used for generation, detection, and modulation
of THz waves, and they rely on the ability to switch electrical conductivity on a …

Liquid super‐repellent surfaces, characterized by a low liquid–solid contact fraction, allow
various liquids to bead up and freely roll off. Apart from liquid repellency, these surfaces …

AlGaAs is a promising material for integrated nonlinear photonics due to its intrinsic high
nonlinearity. However, the challenging fabrication of deep etched AlGaAs devices makes it …

Recent advances in integrated nonlinear material platforms and low-loss optical
microresonators enabled a broad range of chip-scale optical applications, such as optical …

Entangled photon pairs are an important resource for many types of quantum protocols.
Semiconductor Bragg-reflection waveguides are a promising photon-pair source due to …

We realize an AlGaAs-on-sapphire platform through-assisted direct wafer bonding and
substrate removal processes. The direct wafer bonding process is optimized concerning the …

We report fabrication methods, including metal masks and dry etching, and demonstrate
highly ordered vertical gallium arsenide nanowire arrays. The etching process created high …

This paper is an attempt to survey the benefits of a well-designed photoreactor containing
just 6 ultraviolet (UV) high power light emitting diodes (HPLEDs); the power and wavelength …