Results 81 to 90 of about 2,832 (206)

Nanoscale flexoelectric energy harvesting

open access: yesInternational Journal of Solids and Structures, 2014
AbstractOne of the most tantalizing applications of piezoelectricity is to harvest energy from ambient mechanical vibrations for powering micro and nano devices. However, piezoelectricity is restricted only to certain materials and is severely compromised at high temperatures.
Deng, Qian   +3 more
openaire   +1 more source

Surface control of flexoelectricity [PDF]

open access: yesPhysical Review B, 2014
The polarization response of a material to a strain gradient, known as flexoelectricity, holds great promise for novel electromechanical applications. Despite considerable recent progress, however, the effect remains poorly understood. From both the fundamental and practical viewpoints, it is of crucial importance to know whether the coupling ...
openaire   +2 more sources

How Flexoelectricity Drives Triboelectricity

open access: yes, 2020
Triboelectricity has been known since antiquity, but the fundamental physics underlying this phenomenon lacks consensus. We present a flexoelectric model for triboelectricity where contact deformation induced band bending is the driving force for charge transfer.
Mizzi, Christopher A.   +1 more
openaire   +2 more sources

Flexoelectric Effect on Vibration of Piezoelectric Microbeams Based on a Modified Couple Stress Theory

open access: yesShock and Vibration, 2017
A novel electric Gibbs function was proposed for the piezoelectric microbeams (PMBs) by employing a modified couple stress theory. Based on the new Gibbs function and the Euler-Bernoulli beam theory, the governing equations which incorporate the effects ...
Xingjia Li, Ying Luo
doaj   +1 more source

Modified Continuum Mechanics Modeling on Size-Dependent Properties of Piezoelectric Nanomaterials: A Review

open access: yesNanomaterials, 2017
Piezoelectric nanomaterials (PNs) are attractive for applications including sensing, actuating, energy harvesting, among others in nano-electro-mechanical-systems (NEMS) because of their excellent electromechanical coupling, mechanical and physical ...
Zhi Yan, Liying Jiang
doaj   +1 more source

Nanomechanics of flexoelectric switching

open access: yesPhysical Review B, 2015
Peer ...
OÄenášek, J.   +6 more
openaire   +8 more sources

Flexoelectricity in antiferroelectric ceramics

open access: yes, 2018
12 pages, 3 ...
Vales-Castro, P.   +5 more
openaire   +2 more sources

Flexoelectricity at fractal rough surfaces

open access: green, 2023
Chongpu Zhai   +6 more
openalex   +2 more sources

Ultralow Tip‐Force Driven Sizable‐Area Domain Manipulation through Transverse Flexoelectricity [PDF]

open access: bronze, 2023
Yingzhuo Lun   +11 more
openalex   +1 more source

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