[HTML][HTML] Ultrasonic structural health monitoring using fiber Bragg grating

Q Wu, Y Okabe, F Yu - Sensors, 2018 - mdpi.com
The fiber Bragg grating (FBG) sensor, which was developed over recent decades, has been
widely used to measure manifold static measurands in a variety of industrial sectors. Multiple …

[HTML][HTML] Fibre Bragg grating based acoustic emission measurement system for structural health monitoring applications

S Jinachandran, G Rajan - Materials, 2021 - mdpi.com
Fiber Bragg grating (FBG)-based acoustic emission (AE) detection and monitoring is
considered as a potential and emerging technology for structural health monitoring (SHM) …

Accurate characterization of mixed plastic waste using machine learning and fast infrared spectroscopy

S Zinchik, S Jiang, S Friis, F Long… - ACS Sustainable …, 2021 - ACS Publications
We present a combination of convolutional neural network (CNN) framework and fast MIR
(mid-infrared spectroscopy) for classifying different types of dark plastic materials that are …

Using ATR-FTIR spectra and convolutional neural networks for characterizing mixed plastic waste

S Jiang, Z Xu, M Kamran, S Zinchik, S Paheding… - Computers & Chemical …, 2021 - Elsevier
We present a convolutional neural network (CNN) framework for classifying different types of
plastic materials that are commonly found in mixed plastic waste (MPW) streams. The CNN …

A signal processing approach for enhanced Acoustic Emission data analysis in high activity systems: Application to organic matrix composites

M Kharrat, E Ramasso, V Placet… - Mechanical Systems and …, 2016 - Elsevier
Structural elements made of Organic Matrix Composites (OMC) under complex loading may
suffer from high Acoustic Emission (AE) activity caused by the emergence of different …

[HTML][HTML] Cluster analysis of acoustic emission signals for tensile damage characterization of quasi-static indented carbon/glass fiber-reinforced hybrid laminate …

N Pei, S Zhou, C Xu, J Shang, Q Wu - Composites Part A: Applied Science …, 2021 - Elsevier
Applying acoustic emission method to understand the damage and failure mechanism of
hybrid composites is challenge for industry. For this study, nine types of carbon/glass fiber …

Toward identifying crack-length-related resonances in acoustic emission waveforms for structural health monitoring applications

MY Bhuiyan, J Bao, B Poddar… - Structural Health …, 2018 - journals.sagepub.com
In this study, we focus on analyzing the acoustic emission waveforms of the fatigue crack
growth despite the conventional statistics-based analysis of acoustic emission. The acoustic …

Online characterization of mixed plastic waste using machine learning and mid-infrared spectroscopy

F Long, S Jiang, AG Adekunle… - ACS Sustainable …, 2022 - ACS Publications
To recycle the mixed plastic wastes (MPW), it is important to obtain the compositional
information online in real time. We present a sensing framework based on a convolutional …

A Kirigami shape memory polymer honeycomb concept for deployment

RM Neville, J Chen, X Guo, F Zhang… - Smart Materials and …, 2017 - iopscience.iop.org
We present a shape memory polymer (SMP) honeycomb with tuneable and shape morphing
mechanical characteristics. Kirigami (Origami with cutting allowed) techniques have been …

[HTML][HTML] Multichannel fiber laser acoustic emission sensor system for crack detection and location in accelerated fatigue testing of aluminum panels

CRS Williams, MN Hutchinson, JD Hart, MH Merrill… - APL Photonics, 2020 - pubs.aip.org
Detection and location of the source of acoustic emission in a thin aluminum panel is
demonstrated using a multichannel fiber laser sensor system. Acoustic emission generated …