The construction of large-scale integrated photonic circuit cannot be separated from the
important role played by silicon-based optoelectronic devices. As a basic and important link …

Utilizing the inverse design engineering method of topology optimization, we have realized
high-performing all-silicon ultra-compact polarization beam splitters. We show that the …

We derive an analytical relation for the maximum number of output channels for high-
performance multimode interference (MMI)-based 1× N optical beam splitters for a given …

The on-chip optical power splitter is a common and important device in photonic integrated
circuits (PICs). To achieve a low insertion loss and high uniformity while splitting the guided …

This paper presents composite beam splitters realized with polymer materials for developing
photonic integrated circuits. We used organic-inorganic hybrid polymer materials to form this …

Quantum integrated photonics requires large-scale linear optical circuitry, and for many
applications, it is desirable to have a universally programmable circuit, able to implement an …

In the past few decades, silicon photonics has witnessed a ramp-up of investment in both
research and industry. As a basic building block, silicon waveguide crossing is inevitable for …

Mode multiplexing technique is a new promising option to increase the transmission
capacity of on-chip optical interconnects. Multimode waveguide crossings are the key …

High-performance optical beam splitters are of fundamental importance for the development
of advanced silicon photonics integrated circuits. However, due to the high refractive index …

The scalability of integrated photonics hinges on low-loss chip-scale components, which are
important for classical applications and crucial in the quantum domain. An important …