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View article: Porous-Cladding Polydimethylsiloxane Optical Waveguide for Biomedical Pressure Sensing Applications
Porous-Cladding Polydimethylsiloxane Optical Waveguide for Biomedical Pressure Sensing Applications Open
We report a new concept of a pressure sensor fully made from polydimethylsiloxane with a solid core and porous cladding that operates through (frustrated) total internal reflection. A flexible and sensitive rectangular cross-section wavegu…
View article: Location-Aware Pressure Sensing Based on a Colored Porous-Cladding Polydimethylsiloxane Optical Waveguide
Location-Aware Pressure Sensing Based on a Colored Porous-Cladding Polydimethylsiloxane Optical Waveguide Open
View article: Recent Advances in PDMS Optical Waveguides: Properties, Fabrication, and Applications
Recent Advances in PDMS Optical Waveguides: Properties, Fabrication, and Applications Open
Poly(dimethylsiloxane) (PDMS) has emerged as a promising polymer for fabricating optical waveguides. Its optical transparency, stretchability, flexibility, biocompatibility, and facile processing are a complement to common optical material…
View article: Novel elastomeric spiropyran-doped poly(dimethylsiloxane) optical waveguide for UV sensing
Novel elastomeric spiropyran-doped poly(dimethylsiloxane) optical waveguide for UV sensing Open
View article: Optical Devices for the Diagnosis and Management of Spinal Cord Injuries: A Review
Optical Devices for the Diagnosis and Management of Spinal Cord Injuries: A Review Open
Throughout the central nervous system, the spinal cord plays a very important role, namely, transmitting sensory and motor information inwardly so that it can be processed by the brain. There are many different ways this structure can be d…
View article: Optoelectronic Pressure Sensor Based on the Bending Loss of Plastic Optical Fibers Embedded in Stretchable Polydimethylsiloxane
Optoelectronic Pressure Sensor Based on the Bending Loss of Plastic Optical Fibers Embedded in Stretchable Polydimethylsiloxane Open
We report the design and testing of a sensor pad based on optical and flexible materials for the development of pressure monitoring devices. This project aims to create a flexible and low-cost pressure sensor based on a two-dimensional gri…
View article: Development of High Refractive Index Polydimethylsiloxane Waveguides Doped with Benzophenone via Solvent-Free Fabrication for Biomedical Pressure Sensing
Development of High Refractive Index Polydimethylsiloxane Waveguides Doped with Benzophenone via Solvent-Free Fabrication for Biomedical Pressure Sensing Open
We present the fabrication and characterization of elastomeric optical waveguides, to be used for the manufacture of a conformable, water-resistant, and cost-effective pressure sensor that is amenable to the development of smart wearable h…
View article: Rapid and sensitive magnetic field sensor based on photonic crystal fiber with magnetic fluid infiltrated nanoholes
Rapid and sensitive magnetic field sensor based on photonic crystal fiber with magnetic fluid infiltrated nanoholes Open
A fast response time (0.1 s) magnetic field sensor has been demonstrated utilizing a photonic crystal fiber with nano-size air holes infiltrated with polyethylene glycol based magnetic fluid. The effect of magnetic nanoparticles concentrat…
View article: Rapid And Sensitive Magnetic Field Sensor Based On Photonic Crystal Fiber With Magnetic Fluid Infiltrated Nanoholes
Rapid And Sensitive Magnetic Field Sensor Based On Photonic Crystal Fiber With Magnetic Fluid Infiltrated Nanoholes Open
A fast response time (0.1s) magnetic field sensor has been demonstrated utilizing a photonic crystal fiber with nano-size air holes infiltrated with polyethylene glycol based magnetic fluid. The effect of magnetic nanoparticles concentrati…
View article: Self-similar pulse compression by suspended core photonic crystal fiber with cubic-quintic nonlinearities
Self-similar pulse compression by suspended core photonic crystal fiber with cubic-quintic nonlinearities Open
View article: Radially anisotropic ring-core optical fiber: towards vector-vortex guided transmission using the full modal space
Radially anisotropic ring-core optical fiber: towards vector-vortex guided transmission using the full modal space Open
The radially anisotropic ring-core fiber with cylindrical birefringence is theoretically and numerically investigated as a novel platform for the transmission of vector-vortex beams with unique modal properties. First, we elucidate the par…
View article: A Sensitive and Fast Fiber Bragg Grating-Based Investigation of the Biomechanical Dynamics of In Vitro Spinal Cord Injuries
A Sensitive and Fast Fiber Bragg Grating-Based Investigation of the Biomechanical Dynamics of In Vitro Spinal Cord Injuries Open
To better understand the real-time biomechanics of soft tissues under sudden mechanical loads such as traumatic spinal cord injury (SCI), it is important to improve in vitro models. During a traumatic SCI, the spinal cord suffers high-velo…
View article: Transmission of Orbital Angular Momentum and Cylindrical Vector Beams in a Large-Bandwidth Annular Core Photonic Crystal Fiber
Transmission of Orbital Angular Momentum and Cylindrical Vector Beams in a Large-Bandwidth Annular Core Photonic Crystal Fiber Open
The stable propagation of orbital angular momentum and cylindrical vector beams in a newly designed annular core photonic crystal fiber (AC-PCF) tailored for the broadband single-radial order beam transmission (within the so-called “endles…
View article: Simple optical setup for the undergraduate experimental measurement of the refractive indices and attenuation coefficient of liquid samples and characterization of laser beam profile
Simple optical setup for the undergraduate experimental measurement of the refractive indices and attenuation coefficient of liquid samples and characterization of laser beam profile Open
An optical setup was devised for the Electrical engineering undergraduate course "Photonic devices" where students were introduced to a simple visible diode laser based method of measuring the refractive indices of liquid samples in a tran…
View article: Endlessly mono-radial annular core photonic crystal fiber for the broadband transmission and supercontinuum generation of vortex beams
Endlessly mono-radial annular core photonic crystal fiber for the broadband transmission and supercontinuum generation of vortex beams Open
We demonstrate a new guiding regime termed endlessly mono-radial, in the proposed annular core photonic crystal fiber (AC-PCF), whereby only modes of the fundamental radial order are supported by the fiber at all input wavelengths. This at…
View article: Generating and Characterizing Cylindrical Vector beams
Generating and Characterizing Cylindrical Vector beams Open
Fuelled by the ever-increasing demand for high-bandwidth multimedia applications, the ultimate data transmission capacity of a standard single-mode fiber (SMF)—the backbone of the Internet—is predicted to be reached within the next decade.…
View article: La génération et caractérisation des faisceaux cylindriques vectoriels
La génération et caractérisation des faisceaux cylindriques vectoriels Open
Confrontée à la demande toujours croissante d’applications multimédias à large bande passante, la capacité ultime de transmission de données d’une fibre optique monomode standard, l’épine dorsale de l’Internet, devrait être atteinte au cou…
View article: Generation of Perfect Cylindrical Vector Beams With Complete Control Over the Ring Width and Ring Diameter
Generation of Perfect Cylindrical Vector Beams With Complete Control Over the Ring Width and Ring Diameter Open
We propose the generation of high-purity perfect cylindrical vector beams (PCVB) using the Fourier transformation of Bessel–Gauss vector beams. The demonstration of PCVBs is implemented via an interferometric method employing a spatial lig…
View article: The Development of a Physical Spinal Cord Surrogate with Localized Transverse Compression Sensing Capabilities
The Development of a Physical Spinal Cord Surrogate with Localized Transverse Compression Sensing Capabilities Open
View article: The Brillouin gain of vector modes in a few-mode fiber
The Brillouin gain of vector modes in a few-mode fiber Open
In this work, we demonstrate the measurement of the Brillouin gain spectra of vector modes in a few-mode fiber for the first time using a simple heterodyne detection technique. A tunable long period fiber grating is used to selectively exc…
View article: Annular-cladding erbium doped multicore fiber for SDM amplification
Annular-cladding erbium doped multicore fiber for SDM amplification Open
We propose and numerically investigate annular-cladding erbium doped multicore fibers (AC-EDMCF) with either solid or air hole inner cladding to enhance the pump power efficiency in optical amplifiers for spatial division multiplexing (SDM…
View article: Design of a family of ring-core fibers for OAM transmission studies
Design of a family of ring-core fibers for OAM transmission studies Open
We propose a family of ring-core fibers, designed for the transmission of OAM modes, that can be fabricated by drawing five different fibers from a single preform. This novel technique allows us to experimentally sweep design parameters an…