Silicon photonic platform for passive waveguide devices: materials, fabrication, and applications

Y Su, Y Zhang, C Qiu, X Guo… - Advanced Materials …, 2020 - Wiley Online Library
Silicon photonics has attracted tremendous interest from academia and industry, as the
fabrication of the silicon family of photonic devices is mostly compatible with the …

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 silicon photonics for on-chip mode-manipulation

C Li, M Zhang, H Xu, Y Tan, Y Shi, D Dai - PhotoniX, 2021 - Springer
On-chip mode-manipulation is one of the most important physical fundamentals for many
photonic integrated devices and circuits. In the past years, great progresses have been …

Ultra-broadband polarization beam splitter with silicon subwavelength-grating waveguides

C Li, M Zhang, JE Bowers, D Dai - Optics Letters, 2020 - opg.optica.org
An ultra-broadband polarization beam splitter (PBS) with low excess loss (EL) and a high
extinction ratio (ER) is proposed and demonstrated for the case with 340 nm thick silicon-on …

Broadband integrated polarization splitter and rotator using subwavelength grating claddings

M Borhan Mia, N Jaidye, I Ahmed, SZ Ahmed… - Optics Express, 2023 - opg.optica.org
We present a broadband integrated photonic polarization splitter and rotator (PSR) using
adiabatically tapered coupled waveguides with subwavelength grating (SWG) claddings …

Inverse-designed ultra-compact polarization splitter–rotator in standard silicon photonic platforms with large fabrication tolerance

X Ruan, H Li, T Chu - Journal of Lightwave Technology, 2022 - ieeexplore.ieee.org
Polarization splitter-rotators (PSRs) are crucial components for controlling the polarization
states of the input light in photonic integrated circuits. In this paper, we designed, fabricated …

Experimental demonstration of metamaterial anisotropy engineering for broadband on-chip polarization beam splitting

A Herrero-Bermello, A Dias-Ponte… - Optics …, 2020 - opg.optica.org
Subwavelength metamaterials exhibit a strong anisotropy that can be leveraged to
implement high-performance polarization handling devices in silicon-on-insulator. Whereas …

Broadband polarization splitter-rotator on a thin-film lithium niobate with conversion-enhanced adiabatic tapers

Y Shen, Z Ruan, K Chen, L Liu, B Chen, Y Rao - Optics Express, 2023 - opg.optica.org
In this work, we propose and experimentally demonstrate a broadband polarization splitter-
rotator (PSR) on the lithium niobate on insulator (LNOI). With multiple sequentially …

All-silicon multi-band TM-pass polarizer on a 220 nm SOI enabled by multiplexing grating regimes

J Zhang, L Xu, D Mao, Y D'Mello, W Li, S Lessard… - Optics …, 2021 - opg.optica.org
We propose an all-silicon design of a multi-band transverse-magnetic-pass (TM-pass)
polarizer. The device is based on one-dimensional gratings that work under different …

Performance comparison of integrated optical switching delay lines on three typical photonic integration pilot lines

S Shi, G Hu, D Lin, J Zhang, P Liu, M Lu… - Optics & Laser …, 2023 - Elsevier
Integrated optical switching delay line (OSDL) chip, which is composed of optical switches
cascaded with optical waveguides of different lengths, has the merits of ultra-wide delay …