High-performance lead-free ferroelectric BZT–BCT and its application in energy fields

X Yan, M Zheng, X Gao, M Zhu, Y Hou - Journal of Materials Chemistry …, 2020 - pubs.rsc.org
High-performance lead-free piezoelectric materials have become a hot topic in the field of
advanced functional materials. In 2009, the (1− x) Ba (Zr0. 2Ti0. 8) O3–x (Ba0. 7Ca0. 3) TiO3 …

Ultra-high piezoelectric performance by rational tuning of heterovalent-ion do** in lead-free piezoelectric ceramics

X Wang, Y Huan, S Ji, Y Zhu, T Wei, Z Cheng - Nano Energy, 2022 - Elsevier
The vision of “lead-free” instead of “lead” is growing as people pay more attention to
environmental problems, especially since performance improvement of lead-free …

[HTML][HTML] Superior energy-storage density and ultrahigh efficiency in KNN-based ferroelectric ceramics via high-entropy design

Y Huan, L Wu, L Xu, P Li, T Wei - Journal of Materiomics, 2025 - Elsevier
The rapidly advancing energy storage performance of dielectric ceramics capacitors have
garnered significant interest for applications in fast charge/discharge and high-power …

Boosting power output performance of Ba0. 85Ca0. 15SnxZr0. 1-xTi0. 9O3 piezoelectric nanogenerators via internal resistance regulation strategy

S An, X Gao, M Zheng, M Zhang, P Liu, M Zhu, Y Hou - Nano Energy, 2024 - Elsevier
The piezoelectric charge coefficient (d) and transduction coefficient (d× g) of piezoelectric
materials are the key factors that determine the power generation performance of …

Enhanced piezoelectric activity around orthorhombic-tetragonal phase boundary in multielement codo** BaTiO3

S Yan, Z Cao, Q Liu, Y Gao, H Zhang, G Li - Journal of Alloys and …, 2022 - Elsevier
Lead-free piezoelectric ceramics (Ba 1-x Ca x)(Ti 0.97 Zr 0.01 Sn 0.01 Ce 0.01) O 3 (x= 0,
0.0125, 0.025, 0.0375, 0.05, 0.075, 0.1) have been prepared by conventional solid-reaction …

Insights into the Early Size Effects of Lead‐Free Piezoelectric Ba0.85Ca0.15Zr0.1Ti0.9O3

H Amorín, M Venet, JE García… - Advanced Electronic …, 2024 - Wiley Online Library
Abstract Ba0. 85Ca0. 15Zr0. 1Ti0. 9O3 (BCZT) stands out among lead‐free ferroelectric
oxides under consideration to replace state‐of‐the‐art high‐sensitivity piezoelectric Pb (Zr …

Understanding the grain size dependence of functionalities in lead-free (Ba, Ca)(Zr, Ti) O3

MH Zhang, C Zhao, X Yan, S Wang, S Li, M Zheng… - Acta Materialia, 2024 - Elsevier
Grain size effects in ferroelectric ceramics have long been exploited to tailor their functional
properties. However, the underlying mechanism for the grain size effects is not yet fully …

[HTML][HTML] Modification of BCZT piezoelectric ceramics by modulating oxygen vacancies in different sintering atmospheres

C Liu, R Mao, Q Wu, J Li, D Zheng, Z Fei, C Pang - AIP Advances, 2023 - pubs.aip.org
In this work, we regulated the oxygen vacancy concentration by sintering BCZT+ 0.1 mol%
Y+ 0.1 mol% Nb [BCZT-0.1 mol%(Y+ Nb)] ceramics under air, oxygen, argon, and vacuum …