Segmenting silicon waveguides at the subwavelength scale produce an equivalent
homogenous material. The geometry of the waveguide segments provides precise control …

This paper presents an overview of integrated optics routing and coupling devices based on
multimode interference. The underlying self-imaging principle in multimode waveguides is …

For a number of years, the scientific community has been paying growing attention to the
monitoring and enhancement of public health and the quality of life through the detection of …

A major difficulty in applying computational design methods to nanophotonic devices is
ensuring that the resulting designs are fabricable. Here, we describe a general inverse …

Nanophotonic beamsplitters are fundamental building blocks in integrated optics, with
applications ranging from high speed telecom receivers to biological sensors and quantum …

Silicon nitride is demonstrated as a high performance and cost-effective solution for dense
integrated photonic circuits in the visible spectrum. Experimental results for nanophotonic …

This paper presents a new design for a 1× 4 optical power splitter using multimode
interference (MMI) coupler in silicon nitride (Si3N4) strip waveguide structures. The main …

Reprogrammable optical meshes comprise a subject of heightened interest for the execution
of linear transformations, having a significant impact in numerous applications that extend …

We propose an ultra-broadband multimode interference (MMI) coupler with a wavelength
range exceeding the O, E, S, C, L and U optical communication bands. For the first time, the …

Integrated photonics aims at on-chip controlling light in the micro-and nanoscale ranges
utilizing the waveguide circuits, which include such basic elements as splitters, multiplexers …