A review of silicon subwavelength gratings: building break-through devices with anisotropic metamaterials

JM Luque-González, A Sánchez-Postigo… - …, 2021 - degruyter.com
Silicon photonics is playing a key role in areas as diverse as high-speed optical
communications, neural networks, supercomputing, quantum photonics, and sensing, which …

Subwavelength structured silicon waveguides and photonic devices

L Sun, Y Zhang, Y He, H Wang, Y Su - Nanophotonics, 2020 - degruyter.com
Subwavelength structures such as subwavelength gratings (SWGs) and subwavelength
metamaterials are capable of tailoring the optical properties of materials and controlling the …

Compact and broadband edge coupler based on multi-stage silicon nitride tapers

B Bhandari, CS Im, KP Lee, SM Kim… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
We have proposed and experimentally realized an ultra-compact and broadband silicon
nitride edge-coupler that enables high coupling efficiency. The proposed coupler was …

Broadband three-mode converter and multiplexer based on cascaded symmetric Y-junctions and subwavelength engineered MMI and phase shifters

D González-Andrade, I Olivares, RF de Cabo… - Optics & Laser …, 2023 - Elsevier
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 …

Scalable two-mode 3-port and 4-port mode insensitive silicon photonic switches

A Das, G Zhang, HR Mojaver… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
We propose and experimentally demonstrate a novel design approach for scalable 3-port
and 4-port mode insensitive multimode switching matrices for the first two quasi-transverse …

Efficient mode coupling between a few-mode fiber and multi-mode photonic chip with low crosstalk

X Cao, K Li, Y Wan, J Wang - Optics Express, 2022 - opg.optica.org
The mode-division multiplexing technology has been developing slowly in the field of fiber-
chip-fiber optical interconnects, mainly limited by the inefficient mode coupling between few …

Mode converter and multiplexer with a subwavelength phase shifter for extended broadband operation

D González-Andrade, RF de Cabo… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
On-chip mode converters and multiplexers are fundamental components to scale the
capacity of silicon optical interconnects by using different spatial modes of waveguides …

Compact and flexible mode-order converter based on mode transitions composed of asymmetric tapers and subwavelength gratings

Z Guo, S Wu, J Xiao - Journal of Lightwave Technology, 2021 - ieeexplore.ieee.org
An ultracompact and highly flexible mode-order conversion scheme by exploiting reciprocal
mode transitions is proposed and investigated in detail, where an inverse/asymmetric input …

Integrated structured light manipulation

J Wang, K Li, Z Quan - Photonics Insights, 2024 - spiedigitallibrary.org
Structured light, also known as tailored light, shaped light, sculpted light, or custom light,
refers to a series of special light beams with spatially variant amplitudes and phases …

[HTML][HTML] Ultra-compact on-chip one dimensional nanobeam cavity for simultaneous temperature sensor and bandstop filter at 2 μm waveband

L Huang, J Zhang, D He, X Mi - Results in Physics, 2022 - Elsevier
Optical sensors with compact size are key components in on-chip highly dense integrated
devices. An ultra-compact one dimensional photonic crystal nanobeam cavity (1D-PhC …