This paper reviews recent advancements in all-optical memory components, particularly
focusing on various types of all-optical flip-flops (FFs) based on photonic crystal (PC) …

Material absorption is a key limitation in nanophotonic systems; however, its characterization
is often obscured by scattering and diffraction. Here we show that nanomechanical …

The development and optimization of photonic devices and various other nanostructure
electromagnetic devices present a computationally intensive task. Much optimization relies …

Amorphous alumina is highly transparent across the visible spectrum, making it a promising
candidate for low-loss waveguiding at short wavelengths. However, previous alumina …

Integrated photonics has emerged as one of the most promising platforms for quantum
applications. The performances of quantum photonic integrated circuits (QPIC) necessitate a …

At the present time, ultrahigh performance superconducting nanowire single-photon
detectors are the key elements in a variety of devices from biological research to quantum …

An integrated optical isolator is a crucial part of photonic integrated circuits (PICs). Existing
optical isolators, predominantly based on the silicon-on-insulator (SOI) platform, face …

Transporting light signals over the corners and sharp bends imposes high optical loss and
distortion on the mode profiles. Usually, bends with larger radii are used in circuits to …

Abstract Silicon nitride (Si3N4) photonic integrated circuits (PICs) are of great interest due to
their extremely low propagation loss and higher integration capabilities. The number of …

In the traditional dry etching process for photonic device fabrication, the etching effect is
influenced in many ways, usually resulting in relatively large sidewall roughness and high …