Electro-optical phase-change 2× 2 switching using three-and four-waveguide directional couplers

H Liang, R Soref, J Mu, X Li, WP Huang - Applied optics, 2015 - opg.optica.org
Theoretical modeling and numerical simulation have been performed at λ= 2100 nm on
silicon-on-insulator channel-waveguide directional couplers in which the outer two Si …

[HTML][HTML] Fabrication-tolerant and CMOS-compatible polarization splitter and rotator based on a compact bent-tapered directional coupler

H Zafar, MF Pereira, KL Kennedy, DH Anjum - AIP Advances, 2020 - pubs.aip.org
In this paper, we demonstrate a broadband, low-loss, compact, and fabrication-tolerant
polarization splitter and rotator (PSR) on a silicon-on-insulator platform. The PSR is based …

Highly tunable bistability using an external magnetic field in photonic crystals containing graphene and magnetooptical layers

A Ghasempour Ardakani, FB Firoozi - journal of applied physics, 2017 - pubs.aip.org
In this paper, we propose an optical bistable structure based on a single graphene layer
sandwiched between two magnetooptical layers which are located between two photonic …

Mid-infrared 2× 2 electro-optical switching by silicon and germanium three-waveguide and four-waveguide directional couplers using free-carrier injection

R Soref - Photonics Research, 2014 - opg.optica.org
New designs are proposed for 2× 2 electro-optical switching in the 1.3–12 μm wavelength
range. Directional couplers are analyzed using a two-dimensional effective-index …

Silicon nanoridge array waveguides for nonlinear and sensing applications

MW Puckett, R Sharma, F Vallini, S Shahin, F Monifi… - Optics …, 2015 - opg.optica.org
We fabricate and characterize waveguides composed of closely spaced and longitudinally
oriented silicon ridges etched into silicon-on-insulator wafers. Through both guided mode …

Evaluation of performance of a hybrid electro-optic directional coupler and a Mach–Zehnder switch

E Nitiss - Journal of Nanophotonics, 2017 - spiedigitallibrary.org
The efficiency of an electro-optic (EO) directional coupler (DC) and a Mach–Zehnder (MZ)
switch is discussed. The specific designs employ a passive waveguide core and an EO …

[图书][B] Nonlinear Photonics in Waveguides for Telecommunications

OD Herrera - 2014 - search.proquest.com
Nonlinear Photonics in Waveguides for Telecommunications Page 1 Nonlinear Photonics in
Waveguides for Telecommunications by Oscar D. Herrera Copyright © Oscar D. Herrera 2014 …

[图书][B] Organic-based electro-optic modulators for microwave photonic applications

D Eng - 2015 - search.proquest.com
As cutting-edge microwave photonic systems with higher complexity and stringent device
requirement are being developed, the demand higher performance modulators with lower …

Electrically Tunable Optical Delay Line in a Polymer Bragg Grating

OD Herrera, KJ Kim, R Himmelhuber… - Frontiers in …, 2014 - opg.optica.org
An electro-optic (EO) polymer waveguide Bragg grating on a photopolymer NOA61
substrate was designed and fabricated at a Bragg wavelength (λ B) of 1544.51 nm. Slow …