Results 21 to 30 of about 142,158 (290)

Theoretical Modelling on the Magnetization by Electric Field Through Product Property. [PDF]

open access: yes, 2006
Multilayer composites of piezoelectric and magnetostrictive materials can be designed to exhibit the magnetoelectric (ME) effect. This ME effect can be realised as an electric polarisation induced by a magnetic field (called MEH effect) or a ...
Huang, Zhaorong
core   +1 more source

Low-Cost Piezoelectric Sensors for Time Domain Load Monitoring of Metallic Structures During Operational and Maintenance Processes [PDF]

open access: yes, 2020
The versatility of piezoelectric sensors in measurement techniques and their performance in applications has given rise to an increased interest in their use for structural and manufacturing component monitoring.
Casbas-Gimenez, Jesus   +5 more
core   +4 more sources

Finite element analysis of vibration energy harvesting using lead-free piezoelectric materials: A comparative study

open access: yesJournal of Asian Ceramic Societies, 2014
In this article, the performance of various piezoelectric materials is simulated for the unimorph cantilever-type piezoelectric energy harvester. The finite element method (FEM) is used to model the piezolaminated unimorph cantilever structure. The first-
Anuruddh Kumar   +4 more
doaj   +1 more source

A Global Optimization Method to Determine the Complex Material Constants of Piezoelectric Bars in the Length Thickness Extensional Mode

open access: yesActuators, 2021
Optimization methods have been used to determine the elastic, piezoelectric, and dielectric constants of piezoelectric materials from admittance or impedance measurements.
Xiangming Xiong, Xiaotian Li
doaj   +1 more source

Multi-variable port Hamiltonian model of piezoelectric material [PDF]

open access: yes, 2004
In this paper, the dynamics of a piezoelectric material is presented within the new framework of multi-variable distributed port Hamiltonian systems. This class of infinite dimensional system is quite general, thus allowing the description of several ...
Macchelli, A.   +3 more
core   +4 more sources

Flexible Piezoelectric Energy Harvesting from Mouse Click Motions

open access: yesSensors, 2016
In this paper, we study energy harvesting from the mouse click motions of a robot finger and a human index finger using a piezoelectric material. The feasibility of energy harvesting from mouse click motions is experimentally and theoretically assessed ...
Youngsu Cha   +4 more
doaj   +1 more source

Design and Analysis of a While-Drilling Energy-Harvesting Device Based on Piezoelectric Effect

open access: yesEnergies, 2021
A while-drilling energy harvesting device is designed in this paper to recovery energy along with the longitudinal vibration of the drill pipes, aiming to serve as a continuous power supply for downhole instruments during the drilling procedure.
Jun Zheng   +5 more
doaj   +1 more source

Modeling of macro fiber composite actuated laminate plates and aerofoils [PDF]

open access: yes, 2020
© 2019 Sage Publications . The final, definitive version of this paper has been published in the Journal of Intelligent Material Systems and Structures by Sage Publications Ltd. All rights reserved.
Blazquez Calzada, Angela Carmen   +2 more
core   +2 more sources

Pizzicato excitation for wearable energy harvesters [PDF]

open access: yes, 2011
A new technique based on the plucking of flexible piezoelectric material can be used to boost energy harvested to power portable electronic ...
Pozzi, Michele, Zhu, Meiling
core   +1 more source

Optimization of cantilever piezoelectric harvester to triangular shape with material reduction using finite element analysis

open access: yesHeliyon
The paper studies the piezoelectric output performance of a piezoelectric harvester with four piezoceramic layers, assessing if the piezoelectric material can be reduced.
Claudia Săvescu   +2 more
doaj   +1 more source

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