The basic indexes of all-optical integrated photonic circuits include high-density integration,
ultrafast response and ultralow energy consumption. Traditional methods mainly adopt …

Logic gates have great importance in realization of rapid data transmission as well as low
loss transfers. In this paper, a multi-objective inverse-design approach is implemented by …

In this paper, we combine inverse design concept and direct binary search algorithm to
demonstrate three ultra-compact high efficiency and low crosstalk on-chip integrated optical …

The Si-based chip-integrated OR, XOR, NOR, AND and NAND all-optical logic gates (AO-
LGs) with footprints of 2 μm× 2 μm are inversely designed based on an intelligent method …

We have designed high-speed ultra-compact all-optical NOT and AND gates operating at
1550 nm on silicon-on-insulator (SOI) by a multi-objetice particle swarm optimized inverse …

In this paper, we use the inverse design method to design an optical interconnection system
composed of wavelength demultiplexer and the same direction waveguide crossing on …

By unique combination of single-line defects, Mach-Zehnder interferometer, and ring
resonators, we propose a novel, easy-to-fabrication and linear scheme for realizing accurate …

Optical analog computing has recently sparked growing interest due to the appealing
characteristics of low energy consumption, parallel processing, and ultrafast speed …

In this paper, a photonic crystal based ultra-compact Optical XOR gate followed by an optical
half-subtractor is proposed. Plane wave expansion is used to evaluate the photonic …

An ultra-compact multimode wavelength demultiplexer (MWD) with a footprint of 3.6× 2.4 μm
2 was designed. Its size is approximately two orders of magnitude smaller than the size of …