Piezoelectric biomaterials inspired by nature for applications in biomedicine and nanotechnology

S Chen, X Tong, Y Huo, S Liu, Y Yin, ML Tan… - Advanced …, 2024 - Wiley Online Library
Bioelectricity provides electrostimulation to regulate cell/tissue behaviors and functions. In
the human body, bioelectricity can be generated in electromechanically responsive tissues …

Flexoelectricity in solids: Progress, challenges, and perspectives

B Wang, Y Gu, S Zhang, LQ Chen - Progress in Materials Science, 2019 - Elsevier
The flexoelectricity describes the contribution of the linear couplings between the electric
polarization and strain gradient and between polarization gradient and strain to the …

Enhanced polarization and abnormal flexural deformation in bent freestanding perovskite oxides

S Cai, Y Lun, D Ji, P Lv, L Han, C Guo, Y Zang… - Nature …, 2022 - nature.com
Recent realizations of ultrathin freestanding perovskite oxides offer a unique platform to
probe novel properties in two-dimensional oxides. Here, we observe a giant flexoelectric …

Piezoelectric properties in two-dimensional materials: Simulations and experiments

R Hinchet, U Khan, C Falconi, SW Kim - Materials Today, 2018 - Elsevier
The piezoelectric effect, discovered in 1880 by Jacques and Pierre Curie, effectively allows
to transduce signals from the mechanical domain to the electrical domain and vice versa …

Flexoelectric effect in solids

P Zubko, G Catalan… - Annual Review of Materials …, 2013 - annualreviews.org
Flexoelectricity—the coupling between polarization and strain gradients—is a universal
effect allowed by symmetry in all materials. Following its discovery several decades ago …

Fundamentals of flexoelectricity in solids

PV Yudin, AK Tagantsev - Nanotechnology, 2013 - iopscience.iop.org
The flexoelectric effect is the response of electric polarization to a mechanical strain
gradient. It can be viewed as a higher-order effect with respect to piezoelectricity, which is …

[HTML][HTML] Nanoscale flexoelectric energy harvesting

Q Deng, M Kammoun, A Erturk, P Sharma - International Journal of Solids …, 2014 - Elsevier
One of the most tantalizing applications of piezoelectricity is to harvest energy from ambient
mechanical vibrations for powering micro and nano devices. However, piezoelectricity is …

A level-set based IGA formulation for topology optimization of flexoelectric materials

H Ghasemi, HS Park, T Rabczuk - Computer Methods in Applied Mechanics …, 2017 - Elsevier
This paper presents a design methodology based on a combination of isogeometric analysis
(IGA), level set and point wise density map** techniques for topology optimization of …

Sensitivity and uncertainty analysis for flexoelectric nanostructures

KM Hamdia, H Ghasemi, X Zhuang, N Alajlan… - Computer Methods in …, 2018 - Elsevier
In this paper, sensitivity analysis has been applied to identify the key input parameters
influencing the energy conversion factor (ECF) of flexoelectric materials. The governing …

The giant flexoelectric effect in a luffa plant-based sponge for green devices and energy harvesters

Y Jiang, D Yan, J Wang, LH Shao, P Sharma - Proceedings of the …, 2023 - pnas.org
Soft materials that can produce electrical energy under mechanical stimulus or deform
significantly via moderate electrical fields are important for applications ranging from soft …