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On the coupling effects of piezoelectricity and flexoelectricity in piezoelectric nanostructures [PDF]

open access: yesAIP Advances, 2017
Flexoelectricity is a novel kind of electromechanical coupling phenomenon that is prevalent in all solid dielectrics and usually of vital importance in nanostructures and soft materials. Although the fundamental theory of flexoelectric solids and related beam or plate theories were extensively studied in recent years, the coupling effect of ...
Liwen He   +5 more
openaire   +2 more sources

Size-dependent electromechanical properties in piezoelectric superlattices due to flexoelectric effect

open access: yesTheoretical and Applied Mechanics Letters, 2017
Piezoelectric superlattice is a potential component for nanoelectromechanical systems. Due to the strong nonlocal effect such as flexoelectric effect at interfaces, classical piezoelectric theory is unable to accurately describe the electromechanical ...
Chang Liu, Jie Wang
doaj   +1 more source

Theoretical and experimental research on the influence of multiple piezoelectric effects on physical parameters of piezoelectric actuator

open access: yesAIP Advances, 2015
Compared with the traditional actuator of machinery and electricity, the piezoelectric actuator has the advantages of a compact structure, small volume, no mechanical friction, athermancy and no electromagnetic interference.
Liping Shi   +3 more
doaj   +1 more source

Investigation of Photoelectrochemical Performance under the Piezoelectric Effect Based on Different Zinc Oxide Morphologies

open access: yesInorganics, 2022
Recently, the piezoelectric effect has been widely used in photoelectrochemical (PEC) water splitting, and the morphology of the piezoelectric material is a critical factor affecting the piezo-photoelectrochemical water splitting performance.
Dong Wang   +5 more
doaj   +1 more source

Planar jet printing of localized Ni/P(VDF-TrFE)/Ni structures for piezo- and pyroelectric matrixes

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2023
This paper describes manufacturing the film structures based on a polar copolymer of poly(vinylidene fluoride-trifluoroethylene) P(VDF-TrFE) using the process of drop-by-drop local deposition on metallized substrates. The produced samples were a crossbar
A.N. Belov   +3 more
doaj   +1 more source

Piezoelectric thermoelastic dissipation research of piezoelectric harvester under different vibration

open access: yesMATEC Web of Conferences, 2018
Piezoelectric materials are widely used to form piezoelectric energy harvesters. Also, the thermoelastic dissipation always influences the energy harvesting efficiency, during the energy harvest process. Therefore, in this paper, we discuss the effect of
Liu Yuting   +5 more
doaj   +1 more source

Giant Piezoelectric Response in Superionic Polar Semiconductor

open access: yesAdvanced Electronic Materials, 2018
A lead‐free piezoelectric material whose performance is comparable to that of market‐dominant lead‐based ones has been strongly desired for the development of environmentally friendly piezoelectric devices.
Yuki Shiomi   +3 more
doaj   +1 more source

Reliability analysis of piezoelectric cantilever beam with inverse piezoelectric effect

open access: yesAIP Advances, 2023
In this paper, the mechanical output and electrical output of the piezoelectric cantilever beam under the inverse piezoelectric condition has been studied.
Yongfeng Fang, Zizhe Fang, Kong Fah Tee
doaj   +1 more source

Comparison of Flexoelectric and Piezoelectric Distributed Sensing Signal of Toroidal Shell

open access: yesIEEE Access, 2023
In this study, the flexoelectric and piezoelectric distributed sensing signal of the toroidal shell is discussed. By considering the curvature radii and Lamé parameters of the toroidal shell, dynamic strains are derived based on the double ...
Xufang Zhang, Pengfei Wang, Qianqian Lu
doaj   +1 more source

Piezoelectric Motors, an Overview

open access: yesActuators, 2016
Piezoelectric motors are used in many industrial and commercial applications. Various piezoelectric motors are available in the market. All of the piezoelectric motors use the inverse piezoelectric effect, where microscopically small oscillatory motions ...
Karl Spanner, Burhanettin Koc
doaj   +1 more source

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