Advancements of Flexoelectric Materials and Their Implementations in Flexoelectric Devices
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202409906
Abstract: Flexoelectricity, a universal electromechanical coupling phenomenon, has triggered new feasibilities of advancements in functional materials, especially for nanoscale materials. The strong flexoelectric response is initially discovered in ceramic materials with high permittivity, and then the… read more here.
Keywords: flexoelectricity; advancements flexoelectric; implementations flexoelectric; flexoelectric materials ... See more keywords
Continuous Switching of Ferroelectric Domain via Blister‐Induced Flexoelectricity in CuInP 2 S 6
Sign Up to like & getrecommendations! Published in 2025 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202523118
Abstract: Flexoelectricity induced by scanning probe offers a promising, voltage‐free mechanical approach for polarization switching in ultrathin ferroelectrics, circumventing issues such as leakage currents and dielectric breakdown. However, achieving mechanically reversible polarization switching by scanning probe… read more here.
Keywords: flexoelectricity; blister induced; cuinp; polarization switching ... See more keywords
Flexoelectricity Modulated Electron Transport of 2D Indium Oxide
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Science"
DOI: 10.1002/advs.202404272
Abstract: The 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. Leveraging this mechanism, stress sensing can be optimized through… read more here.
Keywords: flexoelectricity; in2o3; transport; electron transport ... See more keywords
Size-dependent direct and converse flexoelectricity around a micro-hole
Sign Up to like & getrecommendations! Published in 2020 at "Acta Mechanica"
DOI: 10.1007/s00707-020-02792-7
Abstract: In this paper, the complete explicit solution for physical fields around a micro-hole is solved with the simultaneous consideration of the strain gradient elasticity, the direct flexoelectricity, and the converse flexoelectricity. First, the higher-order Navier-like… read more here.
Keywords: flexoelectricity; around micro; converse flexoelectricity; size ... See more keywords
Design of a flexure composite with large flexoelectricity
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-6339-2
Abstract: Flexoelectric effect has attained considerable interests owing to its potential sensing and actuating application. However, even highly developed in the past few years, the present flexoelectricity of materials are still difficult to satisfy the standard… read more here.
Keywords: flexoelectricity; composite large; design flexure; flexure ... See more keywords
On some basic aspects of flexoelectricity in the mechanics of materials
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Engineering Science"
DOI: 10.1016/j.ijengsci.2021.103499
Abstract: Abstract Flexoelectricity is an interesting electromechanical coupling that exists in all dielectrics when the deformation is inhomogeneous. The intensity of flexoelectricity is highly related to the deformation gradient and the dimensions of dielectric structures. Although… read more here.
Keywords: aspects flexoelectricity; mechanics materials; basic aspects; flexoelectricity ... See more keywords
Geometry Independent Direct and Converse Flexoelectric Effects in Functionally Graded Dielectrics: An Isogeometric Analysis
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics of Materials"
DOI: 10.1016/j.mechmat.2020.103456
Abstract: Abstract In the present study, a functionally graded material (FGM) based dielectric composite is investigated for direct and converse flexoelectric effects induced due to material inhomogeneity. An Isogeometric analysis based formulation is employed to effectively… read more here.
Keywords: direct converse; flexoelectricity; functionally graded; flexoelectric effects ... See more keywords
Directly Observing the Evolution of Flexoelectricity at the Tip of Nanocracks.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c03614
Abstract: As an electromechanical coupling between strain gradients and polarization, flexoelectricity is largely enhanced at the nanoscale. However, directly observing the evolution of flexoelectric fields at the nanoscale usually suffers from the difficulty of producing strain… read more here.
Keywords: flexoelectricity; observing evolution; evolution flexoelectricity; tip ... See more keywords
Tunable Out-of-Plane Piezoelectricity in Thin-Layered MoTe2 by Surface Corrugation-Mediated Flexoelectricity.
Sign Up to like & getrecommendations! Published in 2018 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.8b06325
Abstract: Piezoelectricity crystallographically exists only in the in-plane direction in two-dimensional transition metal dichalcogenides. Here, we demonstrated flexoelectricity-tunable out-of-plane piezoelectricity in semiconducting 2H-MoTe2 flakes by creating surface corrugation. In particular, the strong out-of-plane piezoelectricity and its spatial… read more here.
Keywords: surface corrugation; plane piezoelectricity; flexoelectricity; piezoelectricity ... See more keywords
Converse flexoelectricity yields large piezoresponse force microscopy signals in non-piezoelectric materials
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-019-09266-y
Abstract: Converse flexoelectricity is a mechanical stress induced by an electric polarization gradient. It can appear in any material, irrespective of symmetry, whenever there is an inhomogeneous electric field distribution. This situation invariably happens in piezoresponse… read more here.
Keywords: flexoelectricity; microscopy; force microscopy; piezoresponse force ... See more keywords
Investigation of The Cellular Response to Bone Fractures: Evidence for Flexoelectricity
Sign Up to like & getrecommendations! Published in 2020 at "Scientific Reports"
DOI: 10.1038/s41598-019-57121-3
Abstract: The recent discovery of bone flexoelectricity (strain-gradient-induced electrical polarization) suggests that flexoelectricity could have physiological effects in bones, and specifically near bone fractures, where flexoelectricity is theoretically highest. Here, we report a cytological study of… read more here.
Keywords: flexoelectricity; bone fractures; bone; cellular response ... See more keywords