Results 21 to 30 of about 21,545 (257)

A BTO/PVDF/PDMS Piezoelectric Tangential and Normal Force Sensor Inspired by a Wind Chime

Micromachines, 2023
There is a growing demand for flexible pressure sensors in environmental monitoring and human–robot interaction robotics. A flexible and susceptible sensor can discriminate multidirectional pressure, thus effectively detecting signals of small ...
Chunyan Zhang, Xiaotian Zhang, Qiang Zhang, Shengbo Sang, Jianlong Ji, Runfang Hao, Yan Liu   +6 more
doaj   +1 more source

Fabrication Technology and Characteristics Research of the Acceleration Sensor Based on Li-Doped ZnO Piezoelectric Thin Films

Micromachines, 2018
An acceleration sensor based on piezoelectric thin films is proposed in this paper, which comprises the elastic element of a silicon cantilever beam and a piezoelectric structure with Li-doped ZnO piezoelectric thin films.
Sen Li, Xiaofeng Zhao, Yinan Bai, Yi Li, Chunpeng Ai, Dianzhong Wen   +5 more
doaj   +1 more source

Investigation of the Temperature Compensation of Piezoelectric Weigh-In-Motion Sensors Using a Machine Learning Approach

Sensors, 2022
Piezoelectric ceramics have good electromechanical coupling characteristics and a high sensitivity to load. One typical engineering application of piezoelectric ceramic is its use as a signal source for Weigh-In-Motion (WIM) systems in road traffic ...
Hailu Yang, Yue Yang, Yue Hou, Yue Liu, Pengfei Liu, Linbing Wang, Yuedong Ma   +6 more
doaj   +1 more source

Stress optimization in DC magnetron sputtered AlN layers for fully clamped bistable piezoelectric plate devices

Micro and Nano Engineering
In this paper, we demonstrate the fabrication and characterization of bistable piezoelectric plates with a precisely tuned residual stress to achieve buckling-induced bistability.
Shareena Muringakodan, Sina Zare Pakzad, Ulrich Schmid, Michael Schneider   +3 more
doaj   +1 more source

Multidirectional Cylindrical Piezoelectric Force Sensor: Design and Experimental Validation

Sensors, 2020
A common design concept of the piezoelectric force sensor, which is to assemble a bump structure from a flat or fine columnar piezoelectric structure or to use a specific type of electrode, is quite limited.
Ye Rim Lee, Justin Neubauer, Kwang Jin Kim, Youngsu Cha   +3 more
doaj   +1 more source

Biodegradable Piezoelectric Force Sensor [PDF]

Proceedings of the National Academy of Sciences, 2018
Significance Measuring physiological pressures such as lung pressure, brain pressure, eye pressure, etc. is important for monitoring health status, preventing the buildup of dangerous internal forces in impaired organs, and enabling novel approaches of using mechanical stimulation for tissue regeneration.
Eli J. Curry, Kai Ke, Meysam T. Chorsi, Kinga S. Wrobel, Albert N. Miller, Avi Patel, Insoo Kim, Jianlin Feng, Lixia Yue, Qian Wu, Chia-Ling Kuo, Kevin W.-H. Lo, Cato T. Laurencin, Horea Ilies, Prashant K. Purohit, Thanh D. Nguyen   +15 more
openaire   +2 more sources

New High Efficiency and Strength Bending Strain Sensor Based on Piezoelectric Stacks

Buildings
This article is devoted to a mathematical model of a new piezoelectric sensor used for measuring bending strains. The first simple model of a piezoelectric sensor of bending deformations (we will call it a classical sensor) was presented in our previous ...
Vladimir Sidorov, Nelly Rogacheva, Yulia Zheglova   +2 more
doaj   +1 more source

Development of Nanocomposite-Based Strain Sensor with Piezoelectric and Piezoresistive Properties

Sensors, 2018
Sensors provide an interface between mechanical systems and the physical world. With the move towards Industry 4.0 and cyber-physical systems, demands for cost-effective sensors are rapidly increasing.
Mehdi Sanati, Allen Sandwell, Hamid Mostaghimi, Simon S. Park   +3 more
doaj   +1 more source

Development and Temperature Correction of Piezoelectric Ceramic Sensor for Traffic Weighing-In-Motion

Sensors, 2023
Weighing-In-Motion (WIM) technology is one of the main tools for pavement management. It can accurately describe the traffic situation on the road and minimize overload problems. WIM sensors are the core elements of the WIM system.
Hailu Yang, Yue Yang, Guanyi Zhao, Yang Guo, Linbing Wang   +4 more
doaj   +1 more source

Modeling and Measurement of Noise in Aluminium Nitride Piezoelectric MEMS

Advanced Electronic Materials
This study presents a comprehensive investigation into the noise behavior of piezoelectric MEMS devices using a combined experimental and modeling‐based approach. A detailed analysis is performed to decompose the total noise into its constituent sources,
Sina Zare Pakzad, Patrick Egger, Negin Rahnemai Haghighi, Shareena Muringakodan, Mahdi Mortada, Proloy T. Das, Keith C. Schwab, Ulrich Schmid, Michael Schneider   +8 more
doaj   +1 more source