Results 1 to 10 of about 4,992,119 (235)

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

Microsystems & 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, Yang Deng, Peng Jiang, Xingru Chen, Hongyu Yu   +4 more
doaj   +2 more sources

Liquid Metal Interdigitated Capacitive Strain Sensor with Normal Stress Insensitivity

Advanced Intelligent Systems, 2022
Soft and stretchable sensors of strain are important for human–machine interfaces, soft robotics, and electronic skins. However, soft strain sensors generally cannot distinguish in‐plane strain from normal stress.
Dongguang Zhang, Jie Zhang, Yali Wu, Xiaoyan Xiong, Jiayi Yang, Michael D. Dickey   +5 more
doaj   +2 more sources

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

Sensors
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, Jiajian Wang, Jian Meng, Liang Ren, Xing Fu   +4 more
doaj   +2 more sources

Self‐Powered Stretchable Mechanoluminescent Optical Fiber Strain Sensor

Advanced Intelligent Systems, 2021
Strain sensors that can work sustainably and continuously without any external power supply are highly desirable for future wearable and implantable devices.
Haohua Liang, Yongcheng He, Meihua Chen, Licheng Jiang, Zhishen Zhang, Xiaobo Heng, Lin Yang, Yanpeng Hao, Xiaoming Wei, Jiulin Gan, Zhongmin Yang   +10 more
doaj   +2 more sources

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

Biosensors
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 ×
Xinyu Jiang, Brian Sang, Haoran Wen, Gregory Junek, Jin-Woo Park, Farrokh Ayazi   +5 more
doaj   +2 more sources

Liquid Metal‐Based Strain Sensor with Ultralow Detection Limit for Human–Machine Interface Applications

Advanced Intelligent Systems, 2021
Flexible strain sensors play vital role in human–machine interaction. Despite their vast development, a strain sensor having broad strain sensing range, ultralow detection limit, and negligible hysteresis still remains a challenge. Herein, a liquid metal
Yuanzhao Wu, Youlin Zhou, Waqas Asghar, Yiwei Liu, Fali Li, Dandan Sun, Chao Hu, Zhenguang Wu, Jie Shang, Zhe Yu, Run-Wei Li, Huali Yang   +11 more
doaj   +2 more sources

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

Buildings, 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, Lixiao Zhang, Botao Xie, Guangyi Zhou, Xuefeng Zhao   +4 more
doaj   +1 more source

Monitoring blood pressure and cardiac function without positioning via a deep learning–assisted strain sensor array

Science Advances, 2023
Continuous and reliable monitoring of blood pressure and cardiac function is of great importance for diagnosing and preventing cardiovascular diseases.
Shuo Li, Haomin Wang, Wei Ma, Lin Qiu, Kailun Xia, Yong Zhang, Haojie Lu, Mengjia Zhu, Xiao Liang, Xun‐En Wu, Huarun Liang, Yingying Zhang   +11 more
semanticscholar   +1 more source

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

Nanotechnology 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, Wu Minghua, Liu Qun, Wang Haidong   +3 more
doaj   +1 more source

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

Micromachines, 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, Dong-Su Kim, Youngsam Yoon, Arunkumar Shanmugasundaram, Dong-Weon Lee   +4 more
doaj   +1 more source