Optical waveguides fabricated via femtosecond direct laser writing: processes, materials, and devices

J Li, C Cao, Y Qiu, C Kuang… - Advanced Materials …, 2023 - Wiley Online Library
As the most fundamental unit of photonic integration, optical waveguides offer the possibility
of developing efficient and practical photonic chips by facilitating the on‐chip integration of …

Ultra-compact silicon photonic 512× 512 25 GHz arrayed waveguide grating router

S Cheung, T Su, K Okamoto… - IEEE Journal of Selected …, 2013 - ieeexplore.ieee.org
This paper discusses design, fabrication, and characterization of a 512× 512 arrayed
waveguide grating router (AWGR) with a channel spacing of 25 GHz. The dimensions of the …

Low-loss Si3N4 arrayed-waveguide grating (de)multiplexer using nano-core optical waveguides

D Dai, Z Wang, JF Bauters, MC Tien, MJR Heck… - Optics express, 2011 - opg.optica.org
A 16-channel 200GHz arrayed-waveguide grating (AWG)(de)-multiplexer is demonstrated
experimentally by utilizing Si_3N_4 buried optical waveguides, which have 50nm-thick …

Wavelength-division multiplexing on an etchless lithium niobate integrated platform

Y Yu, Z Yu, Z Zhang, HK Tsang, X Sun - ACS Photonics, 2022 - ACS Publications
Arrayed waveguide gratings (AWGs) are widely used as (de) multiplexers in wavelength-
division-multiplexed optical communication systems and as integrated spectrometers in …

Low-loss and low-crosstalk 8× 8 silicon nanowire AWG routers fabricated with CMOS technology

J Wang, Z Sheng, L Li, A Pang, A Wu, W Li, X Wang… - Optics express, 2014 - opg.optica.org
Low-loss and low-crosstalk 8× 8 arrayed waveguide grating (AWG) routers based on silicon
nanowire waveguides are reported. A comparative study of the measurement results of the …

O-band TE-and TM-mode densely packed adiabatically bent waveguide arrays on the silicon-on-insulator platform

H Zafar, B Paredes, J Villegas, M Rasras… - Optics …, 2023 - opg.optica.org
An efficient, dual-polarization silicon waveguide array with low insertion losses and
negligible crosstalks for both TE and TM polarizations has been reported using S-shaped …

Compact dense wavelength-division (de) multiplexer utilizing a bidirectional arrayed-waveguide grating integrated with a Mach–Zehnder interferometer

S Chen, X Fu, J Wang, Y Shi, S He… - Journal of Lightwave …, 2015 - ieeexplore.ieee.org
A compact wavelength-division (de) multiplexer is proposed and demonstrated
experimentally to achieve doubled channel number and halved channel spacing by utilizing …

Polymer/silica hybrid waveguide thermo-optic VOA covering O-band

Y Yin, M Yao, Y Ding, X Xu, Y Li, Y Wu, D Zhang - Micromachines, 2022 - mdpi.com
In this paper, a polymer/silica hybrid waveguide thermo-optic variable optical attenuator
(VOA), covering the O-band, is demonstrated. The switch is fabricated by simple and low …

Compact and broadband adiabatically bent superlattice-waveguides with negligible insertion loss and ultra-low crosstalk

H Zafar, B Paredes, I Taha, JE Villegas… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
Broadband and ultra-low crosstalk integrated silicon superlattice waveguides are proposed
and demonstrated, enabling high-density waveguide integration. The superlattice …

SOI-based 15-channel arrayed waveguide grating design for fiber Bragg grating interrogator

S Li, P Yuan, T Li, K Li, L Zhu - Photonics and nanostructures-fundamentals …, 2023 - Elsevier
Arrayed waveguide grating (AWG) is the core component of the photonic integrated
interrogation system. Its spectral characteristics will affect the wavelength interrogation …