Promising lead-free BiFeO3-BaTiO3 ferroelectric ceramics: Optimization strategies and diverse device applications

B Wang, W Liu, T Zhao, W Peng, P Ci… - Progress in Materials …, 2024 - Elsevier
Bismuth ferrite-barium titanate (BF-BT) ceramics show promise for high-temperature device
applications, potentially supplanting lead-based counterparts. Recent studies have focused …

Material strategies to enhance the performance of piezoelectric energy harvesters based on lead-free materials

A Bartasyte, G Clementi, Q Micard… - Journal of …, 2023 - iopscience.iop.org
Over the past four decades, energy microsources based on piezoelectric energy harvesting
have been intensively studied for applications in autonomous sensor systems. The research …

Achieving ultrahigh energy storage performance in BiFeO3-BaTiO3 based lead free relaxors via a composition optimization strategy

F Kang, L Zhang, W Yang, R Kang, R Xue, L He… - Journal of the European …, 2022 - Elsevier
Abstract The 0.63 (1-x) Bi 1.02 FeO 3-0.37 BaTiO 3-xBi (Zn 2/3 (Nb 0.85 Ta 0.15) 1/3) O 3
(abbreviated BF-BT-xBZNT) high temperature dielectric ceramics were prepared via a two …

High piezoelectric properties in 0.7 BiFeO3–0.3 BaTiO3 ceramics with MnO and MnO2 addition

F Luo, Z Li, J Chen, Y Yan, D Zhang, M Zhang… - Journal of the European …, 2022 - Elsevier
Abstract BiFeO 3–BaTiO 3–based solid solutions are promising candidates for high–
temperature piezoelectric devices because of their high Curie temperature (TC) and …

Superior lead-free high-temperature piezoceramics of BiFeO 3–BaTiO 3–(Bi 0.5 Na 0.5) TiO 3 through cooperative regulation

A Xie, M Wang, J Fu, Z Yu, X Xie, R Zuo - Journal of Materials …, 2023 - pubs.rsc.org
How to overcome the contradiction between the piezoelectric coefficient (d33) and Curie
temperature (Tc) is a long-term challenge for practical applications of high-temperature …

Re-entrant relaxor ferroelectric behaviour in Nb-doped BiFeO 3–BaTiO 3 ceramics

Z Yang, B Wang, T Brown, SJ Milne, A Feteira… - Journal of Materials …, 2023 - pubs.rsc.org
BiFeO3–BaTiO3 (BF–BT) solid solutions exhibit great promise as the basis for high
temperature piezoelectric transducers and energy storage dielectrics, but the fundamental …

Antiferroelectric-like BiFeO3-SrTiO3 based ceramics with high breakdown strength and energy-storage density

J Zhang, YP Pu, Y Hao, L Zhang, B Wang… - Journal of Alloys and …, 2023 - Elsevier
Herein, an outstanding excellent energy storage performance (ESP)(W rec∼ 4.4 J/cm 3; η∼
72%; ΔP= 38.1 μC/cm 2) was obtained in environmentally friendly 0.52 BiFeO 3-0.4 SrTiO 3 …

Manipulating dielectric relaxation via anisotropic field deviations in perovskite titanate grain–grain boundary heterostructure: a joint experimental and theoretical …

S Bhattacharjee, R Sarkar, P Chattopadhyay… - Applied Physics A, 2022 - Springer
Abstract Effect of dc field is comprehended in impedance, dielectric, admittance and
modulus spectra (40 Hz–20 MHz) of solid-state synthesized, polycrystalline calcium …

Lead-Free BiFeO3-Based Piezoelectrics: A Review of Controversial Issues and Current Research State

S Kim, H Nam, I Calisir - Materials, 2022 - mdpi.com
Lead-free electroceramics represent an emerging area of research that has the potential to
enable new green advances in electronics. Research has mainly focused on the …

Constructing Relaxor/Ferroelectric Pseudocomposite To Reveal the Domain Role in Electrostrain of Bismuth Ferrite–Barium Titanate Based Ceramics

B Li, T Zheng, X Wei, S Zhong, Y Li… - ACS Applied Materials & …, 2022 - ACS Publications
Bismuth ferrite–barium titanate (BF-BT) based ceramics have attracted extensive attention
due to its excellent energy conversion. Recently it has been found that BF-BT based …