Herein, an attention-grabbing and up-to-date review related to major multiplexing
techniques is presented which includes wavelength division multiplexing (WDM) …

Silicon photonics is playing a key role in areas as diverse as high-speed optical
communications, neural networks, supercomputing, quantum photonics, and sensing, which …

We propose an on-chip mode division (de) multiplexer based on asymmetric directional
couplers (ADCs) for multi-band operation. In mode-coupling process, the minimum coupling …

Silicon photonic integrated circuits routinely require 3-dB optical power dividers with minimal
losses, small footprints, ultra-wide bandwidths, and relaxed manufacturing tolerances to …

Efficient power splitting is a fundamental functionality in silicon photonic integrated circuits,
but state-of-the-art power-division architectures are hampered by limited operational …

Intermodal four-wave mixing (FWM) processes have recently attracted significant interest for
all-optical signal processing applications thanks to the possibility to control the propagation …

Mode-division multiplexing has emerged as a promising route for increasing transmission
capacity while maintaining the same level of on-chip integration. Despite the large number …

On-chip mode converters and multiplexers are fundamental components to scale the
capacity of silicon optical interconnects by using different spatial modes of waveguides …

Subwavelength grating (SWG) allows flexible tuning of the dispersion of waveguides,
enabling wider bandwidths for directional coupler-based devices. However, its light field …

We experimentally demonstrate, to the best of our knowledge, the first microdisk-based
silicon-photonic mode-division (de) multiplexer circuit, which is compatible with wavelength …