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Design, Calibration, and Application of a Wide-Range Fiber Bragg Grating Strain Sensor [PDF]

open access: yesSensors
To address the issue of extra-large structural deformation or strain in infrastructures such as bridges, buildings, railroads, and pipelines during catastrophic events, this study proposes a wide-range fiber Bragg grating (FBG) strain sensor utilizing a ...
Gang Wang   +4 more
doaj   +2 more sources

Strain Plethysmography Using a Hermetically Sealed MEMS Strain Sensor [PDF]

open access: yesBiosensors
We present a hermetically sealed capacitive microelectromechanical system (MEMS) strain sensor designed for arterial pulse waveform extraction using the strain plethysmography (SPG) modality. The MEMS strain sensor features a small form factor of 3.3 mm Ă—
Xinyu Jiang   +5 more
doaj   +2 more sources

Design and Fabrication of Embroidered Textile Strain Sensors: An Alternative to Stitch-Based Strain Sensors

open access: yesSensors, 2023
Smart textile sensors have been gaining popularity as alternative methods for the continuous monitoring of human motion. Multiple methods of fabrication for these textile sensors have been proposed, but the simpler ones include stitching or embroidering ...
Jose Guillermo Colli Alfaro   +1 more
doaj   +5 more sources

Critical Experiments for Structural Members of Micro Image Strain Sensing Sensor Based on Smartphone and Microscope

open access: yesBuildings, 2022
Strain is one of the key concerns of structural health monitoring (SHM), and effective measurement of structural strain is very important for structural health condition assessment. The purpose of this paper is to investigate the application of the micro
Xixian Chen   +4 more
doaj   +1 more source

High-performance wearable flexible strain sensors based on an AgNWs/rGO/TPU electrospun nanofiber film for monitoring human activities

open access: yesNanotechnology Reviews, 2023
Wearable flexible strain sensors have attracted considerable attention in recent years, while it is still a significant challenge to fabricate wearable flexible strain sensors with high sensitivity and wide sensing range simultaneously.
Zhang Lu   +3 more
doaj   +1 more source

Crack-Based Sensor by Using the UV Curable Polyurethane-Acrylate Coated Film with V-Groove Arrays

open access: yesMicromachines, 2022
Over the years, several bare metal and crack-based strain sensors have been proposed for various fields of science and technology. However, due to their low gauge factor, metal-based strain sensors have limited practical applications.
Jongsung Park   +4 more
doaj   +1 more source

Low-hysteresis, pressure-insensitive, and transparent capacitive strain sensor for human activity monitoring

open access: yesMicrosystems & Nanoengineering, 2022
Wearable strain sensors have been widely used for human activity monitoring. Most reported strain sensors have mainly focused on material engineering, high stretchability and large gauge factors.
Xiaoyi Wang   +4 more
doaj   +1 more source

Understanding the Impact of Machine Learning Models on the Performance of Different Flexible Strain Sensor Modalities

open access: yesFrontiers in Materials, 2021
Fibre strain sensors commonly use three major modalities to transduce strain—piezoresistance, capacitance, and inductance. The electrical signal in response to strain differs between these sensing technologies, having varying sensitivity, maximum ...
Brett C. Hannigan   +5 more
doaj   +1 more source

Study on influencing factors of synergistic deformation between built-in strain sensor and asphalt mixture

open access: yesCase Studies in Construction Materials, 2023
Strain sensor play an irreplaceable role in monitoring the structural response of asphalt pavements. The effective synergistic deformation of sensor and pavement structure is a key foundation to ensure accurate sensor measurements.
Wenbo Li, You Huang, Zhaohui Liu, Li Liu
doaj   +1 more source

Strain Transfer Function of Distributed Optical Fiber Sensors and Back-Calculation of the Base Strain Field

open access: yesSensors, 2021
Distributed optical fiber sensors are a promising technology for monitoring the structural health of large-scale structures. The fiber sensors are usually coated with nonfragile materials to protect the sensor and are bonded onto the structure using ...
Sangyoung Yoon   +3 more
doaj   +1 more source

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