Broadband and low-loss TM-pass polarizer using tilted subwavelength structures

M Barona-Ruiz, C Pérez-Armenta, A Ortega-Moñux… - Optics …, 2022 - opg.optica.org
Photonic systems built on the Silicon-on-Insulator platform exhibit a strong birefringence,
and must thus be operated with a single polarization for most applications. Hence, on-chip …

Anisotropic metamaterial-assisted all-silicon polarizer with 415-nm bandwidth

H Xu, D Dai, Y Shi - Photonics Research, 2019 - opg.optica.org
Polarizers have been widely used in various optical systems to reduce polarization cross
talk. The polarizers based on the silicon nanowire waveguide can provide chip-scale device …

Compact and ultra-broadband all-silicon TM-pass and TE-reflected polarizer using grating based weakly coupled nanowires

S Wu, Z Guo, T Feng, J Xiao, XS Yao - Optics Express, 2022 - opg.optica.org
On-chip silicon polarizers with broad operating bandwidth and compact footprint have
recently attracted increasing attention for their applications in large capacity and high …

High-performance silicon TE-pass polarizer assisted by anisotropic metamaterials

Z Lin, X Li, S He - Optics Express, 2022 - opg.optica.org
The polarizer is a key component for integrated photonics to deal with the strong waveguide
birefringence, especially for silicon photonics. A high-performance silicon TE-pass polarizer …

High extinction ratio and broadband silicon TE-pass polarizer using subwavelength grating index engineering

Y Xiong, DX Xu, JH Schmid, P Cheben… - IEEE Photonics …, 2015 - ieeexplore.ieee.org
We propose and experimentally demonstrate a novel approach to implement a low-loss,
broadband, and compact transverse electric (TE)-pass polarizer on a silicon-on-insulator …

Low loss and high extinction ratio all-silicon TM-pass polarizer with reflection removal enabled by contra-mode conversion Bragg-gratings

S Wu, J Hao, Z Zhao, XS Yao - Optics Express, 2021 - opg.optica.org
Bragg-gratings have been frequently used to design compact and high extinction ratio (ER)
on-chip polarizers. However, the strong reflection of the unwanted polarization may …

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 …

[HTML][HTML] Polarization insensitive metamaterial engineered multimode interference coupler in a 220 nm silicon-on-insulator platform

C Pérez-Armenta, A Ortega-Moñux… - Optics & Laser …, 2023 - Elsevier
High-index contrast silicon waveguides exhibit strong birefringence that hinders the
development of polarization-insensitive devices, especially for sub-micrometer silicon layer …

All-silicon TM polarizer covering the 1260–1675 nm bandwidth using a band engineered subwavelength grating waveguide

L Zhang, Z Guo, X Gu, J Xiao, T Feng, S Wu - Optics Letters, 2023 - opg.optica.org
A TM polarizer working for whole optical communication bands with high performance is
proposed on a 220-nm-thick silicon-on-insulator (SOI) platform. The device is based on …

Compact silicon TE-pass polarizer using adiabatically-bent fully-etched waveguides

H Zafar, P Moreira, AM Taha, B Paredes… - Optics …, 2018 - opg.optica.org
A high-performance integrated silicon TE-pass polarizer is proposed and demonstrated. The
polarizer uses a series of adiabatic waveguide bends that yield high extinction ratio for the …