Results 41 to 50 of about 46,772 (299)

Elastomer-Embedded Multiplexed Optical Fiber Sensor System for Multiplane Shape Reconstruction

Sensors, 2023
This paper presents the development and application of a multiplexed intensity variation-based sensor system for multiplane shape reconstruction. The sensor is based on a polymer optical fiber (POF) with sequential lateral sections coupled with a ...
Arnaldo Leal-Junior, Leandro Macedo, Leticia Avellar, Anselmo Frizera   +3 more
doaj   +1 more source

Polymer-Based Optical Guided-Wave Biomedical Sensing: From Principles to Applications

Photonics
Polymer-based optical sensors represent a transformative advancement in biomedical diagnostics and monitoring due to their unique properties of flexibility, biocompatibility, and selective responsiveness.
Malhar A. Nagar, Davide Janner
doaj   +1 more source

Design of Environmental Biosensor Based on Photonic Crystal Fiber with Bends Using Finite Element Method [PDF]

, 2015
In this paper, a biosensor based on photonic crystal fiber (PCF) is proposed and designed using Full-Vectorial Finite Element Method (FVFEM). The proposed PCF sensor consists of three concentric circles surrounding the core.
Akowuah, Emmanuel Kofi, Dayoub, Iyad, Teyeb, A, Malek, FA, Malek, Fathi Abdel, Haxha, Shyqyri, Haxha, S, Teyeb, Ahmed, Akowuah, EK, Dayoub, I   +9 more
core   +1 more source

Magnetoresponsive Optical Fiber with Fuse‐Effect‐Induced Fluorinated Graphene Oxide Core

Advanced Photonics Research, 2022
Optical fibers have been used massively in communications, specifically silica fibers for long‐distance communications and polymer optical fibers (POFs) for household use.
Tiago Paixão, João H. Belo, Alexandre F. Carvalho, Vitor S. Amaral, João P. Araújo, Heeyoung Lee, Kentaro Nakamura, Yosuke Mizuno, Paulo André, Paulo Antunes   +9 more
doaj   +1 more source

The influence of polysilane chemical structure on optical properties, rubbed film morphology and LC alignment

eXPRESS Polymer Letters, 2015
Polysilane films were prepared by the drop casting method and their optical and morphological properties have been analyzed in order to investigate their suitability as alignment layers for nematic molecules.
M. Soroceanu, A. I. Barzic, I. Stoica, L. Sacarescu, V. Harabagiu   +4 more
doaj   +1 more source

Monitoring of Torque Induced Strain in Composite Shafts with Embedded and Surface-Mounted Optical Fiber Bragg Gratings

Sensors, 2021
In this study, silica glass, optical fiber Bragg gratings (FBGs) are used for torque-induced strain monitoring in carbon fiber reinforced polymer (CFRP) hollow shafts toward the development of a methodology for structural load monitoring.
Maria Konstantaki, Georgios Violakis, Georgios A. Pappas, Thomas Geernaert, Nikos Korakas, Nikos Tiriakidis, Thomai Tiriakidi, Kosmas Tiriakidis, Hugo Thienpont, Francis Berghmans, John Botsis, Stavros Pissadakis   +11 more
doaj   +1 more source

Near‐Field Electrospinning Micro‐Printhead Achieves Precise Control of Nanofiber Deposition

Advanced Engineering Materials, EarlyView.
A micro‐printhead for near‐field electrospinning enables reproducible deposition of polymer nanofibers with diameters below 50 nm. Systematic parameter studies uncover the mechanisms linking operating conditions to fiber morphology, paving the way for precise and low‐cost nanoscale 3D manufacturing.As a high‐resolution, cost‐effective, and rapid ...
Han Xu, Dario Mager, Jan G. Korvink
wiley   +1 more source

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

Advanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni, Thalita Marcolan Valverde, Talita Martins, Guilherme Mattos Jardim Costa, Alfredo Miranda de Goes, Marcello Rosa Dumont, Eduardo Henrique Martins Nunes, Marivalda de Magalhães Pereira   +7 more
wiley   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

Advanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Pulsed laser deposition and characterisation of rare earth doped glass-polymer optical materials [PDF]

, 2012
Tellurite glass is well known for its excellent optical properties in the application of optical fiber and planar waveguide devices, particularly for optical amplifiers. This thesis is focused on the design, fabrication and characterisation of tellurite
Zhao, Zhanxiang
core