Recent progress on structure manipulation of poly (vinylidene fluoride)‐based ferroelectric polymers for enhanced piezoelectricity and applications

L Zhang, S Li, Z Zhu, G Rui, B Du… - Advanced Functional …, 2023 - Wiley Online Library
Abstract Poly (vinylidene fluoride)(PVDF)‐based polymers demonstrate great potential for
applications in flexible and wearable electronics but show low piezoelectric coefficients …

Progress and outlook on lead-free ceramics for energy storage applications

F Yan, J Qian, S Wang, J Zhai - Nano Energy, 2024 - Elsevier
With the rapid development of economic and information technology, the challenges related
to energy consumption and environmental pollution have recently intensified. Faced with …

Achieving giant electrostrain of above 1% in (Bi,Na)TiO3-based lead-free piezoelectrics via introducing oxygen-defect composition

H Luo, H Liu, H Huang, Y Song, MG Tucker, Z Sun… - Science …, 2023 - science.org
Piezoelectric ceramics have been extensively used in actuators, where the magnitude of
electrostrain is key indicator for large-stroke actuation applications. Here, we propose an …

Defect dipole stretching enables ultrahigh electrostrain

S Tian, B Wang, B Li, Y Guo, S Zhang, Y Dai - Science Advances, 2024 - science.org
Piezoelectric actuators have been extensively utilized as micro-displacement devices
because of their advantages of large output displacement, high sensitivity, and immunity to …

Lead-free ferroelectrics with giant unipolar strain for high-precision actuators

X Zhou, J Zhang, H Luo, Y Zhang, S Tang… - Nature …, 2024 - nature.com
The trade-off between electrostrain and strain hysteresis for piezo/ferroelectric materials
largely restrains the development of high precision actuators and remains unresolved over …

Giant electric field‐induced strain with high temperature‐stability in textured KNN‐based piezoceramics for actuator applications

B Wang, G Huangfu, Z Zheng… - Advanced Functional …, 2023 - Wiley Online Library
Abstract Large‐strain (K, Na) NbO3 (KNN) based piezoceramics are attractive for next‐
generation actuators because of growing environmental concerns. However, inferior …

Electro-thermal actuation in percolative ferroelectric polymer nanocomposites

Y Liu, Y Zhou, H Qin, T Yang, X Chen, L Li, Z Han… - Nature Materials, 2023 - nature.com
The interconversion between electrical and mechanical energies is pivotal to ferroelectrics
to enable their applications in transducers, actuators and sensors. Ferroelectric polymers …

Biodegradable ferroelectric molecular crystal with large piezoelectric response

HY Zhang, YY Tang, ZX Gu, P Wang, XG Chen, HP Lv… - Science, 2024 - science.org
Transient implantable piezoelectric materials are desirable for biosensing, drug delivery,
tissue regeneration, and antimicrobial and tumor therapy. For use in the human body, they …

Field‐induced multiscale polarization configuration transitions of mesentropic lead‐free piezoceramics achieving giant energy harvesting performance

J Lin, G Ge, J Li, J Qian, K Zhu, Y Wei… - Advanced Functional …, 2023 - Wiley Online Library
The development of high‐performance (K, Na) NbO3 (KNN)‐based lead‐free piezoceramics
for next‐generation electronic devices is crucial for achieving environmentally sustainable …

Giant Electrostrain in Lead‐Free Textured Piezoceramics by Defect Dipole Design

L Lai, B Li, S Tian, Z Zhao, S Zhang… - Advanced Materials, 2023 - Wiley Online Library
By converting electrical signal into mechanical displacement, piezoelectric actuators are
widely used in many applications due to their precise displacement, fast response, and …