Converse flexoelectric two-dimensional MoS2 actuator [PDF]
Nature CommunicationsConverse flexoelectric actuators offer significant potential for diverse applications due to their rapid response, resilience in extreme environments, and broad material compatibility.
Yeageun Lee +6 more
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Flexoelectric Effect of Ferroelectric Materials and Its Applications
Actuators, 2023 The flexoelectric effect, which exists in all dielectrics, is an electromechanical effect that arises due to the coupling of strain gradients (or electric field gradients) with electric polarization (or mechanical stress).
Dae-Yong Jeong +2 more
exaly +3 more sources
A Study on a New Method for Flexoelectric Coefficient Estimation of the Flexoelectric Unimorph Sensing Element [PDF]
Applied Mechanics, 2021 In a flexoelectric sensing element using bending mode, estimation of the flexoelectric coefficient was investigated using 3-D stress/strain analysis and experiments.
Seol Ryung Kwon, Yongrae Roh
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Free vibration of nanobeams with surface and dynamic flexoelectric effects [PDF]
Scientific ReportsIn this paper, the free vibration of piezoelectric nanobeams considering static flexoelectric, dynamic flexoelectric, and surface effects is studied.
Peng Wang +3 more
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Flexoelectricity Modulated Electron Transport of 2D Indium Oxide [PDF]
Advanced ScienceThe phenomenon of flexoelectricity, wherein mechanical deformation induces alterations in the electron configuration of metal oxides, has emerged as a promising avenue for regulating electron transport.
Xinyi Hu +12 more
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Precise Tuning of Flexoelectricity in SrTiO3 by Ion Irradiation [PDF]
Advanced ScienceFlexoelectric coefficient is a tetradic and its introduction enables centrosymmetric materials to exhibit piezoelectricity. However, the flexoelectric paradigm currently lacks a strategy to effectively tune the strain gradient for optimal electro ...
Shuai Nan +6 more
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Flexoelectricity in dielectrics: Materials, structures and characterizations [PDF]
Journal of Advanced Dielectrics, 2018 Flexoelectricity in dielectrics suggests promising smart structures for sensors, actuators and transducers. In this review, dielectric materials, structures and the associated flexoelectric characterization methods are presented.
Shujin Huang +5 more
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Comparison of Flexoelectric and Piezoelectric Distributed Sensing Signal of Toroidal Shell
IEEE 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
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An artificial neural network model for multi-flexoelectric actuation of Plates
International Journal of Smart and Nano Materials, 2022 Flexoelectric effect can be used to design actuators to control engineering structures including beams, plates, and shells. Multiple flexoelectric actuators method has the advantage of less stress concentration and better control effect, but the mode ...
Mu Fan, Pengcheng Yu, Zhongmin Xiao
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Performance analysis of the functionally graded flexoelectric-piezoelectric energy harvesting
Frontiers in Materials, 2022 In the present paper, the output performances of the functionally graded flexoelectric-piezoelectric (FGFP) energy harvesting subjected to an external harmonic excitation, considering the effect of piezoelectric polarization direction, are addressed ...
Zhengyu Ke, Zhidong Zhou, Zhidong Zhou
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