Multimode silicon photonics is attracting more and more attention because the introduction
of higher-order modes makes it possible to increase the channel number for data …

On-chip mode-manipulation is one of the most important physical fundamentals for many
photonic integrated devices and circuits. In the past years, great progresses have been …

The polarization beam splitter (PBS) is an essential component in the polarization diversity
circuit to overcome the strong polarization dependence of silicon nanophotonic devices …

An ultrahigh-Q silicon racetrack resonator is proposed and demonstrated with uniform
multimode silicon photonic waveguides. It consists of two multimode straight waveguides …

With the development of novel optoelectronic materials and nanofabrication technologies,
integrated photonics is a rapidly developing field that will promote the development and …

Low-loss and compact optical waveguides are key for realizing various photonic integrated
circuits with long on-chip delay lines, such as tunable optical delay lines, optical coherence …

Laser cooled atoms have proven transformative for precision metrology, playing a pivotal
role in state-of-the-art clocks and interferometers and having the potential to provide a step …

Multimode waveguide crossings (MWCs) are becoming more and more important as one of
the key elements for on‐chip optical routing and cross‐connection. However, it is still very …

The design, fabrication, and characterization of a silicon nitride waveguide polarization
rotator and polarization beam splitter that operate with a polarization extinction ratio (PER) …

An ultra-broadband polarization beam splitter (PBS) with low excess loss (EL) and a high
extinction ratio (ER) is proposed and demonstrated for the case with 340 nm thick silicon-on …