Defects and aliovalent do** engineering in electroceramics

Y Feng, J Wu, Q Chi, W Li, Y Yu, W Fei - Chemical reviews, 2020 - ACS Publications
Since the positive influences of defects on the performance of electroceramics were
discovered, investigations concerning on defects and aliovalent do** routes have grown …

[HTML][HTML] Mechanisms of aging and fatigue in ferroelectrics

YA Genenko, J Glaum, MJ Hoffmann, K Albe - Materials Science and …, 2015 - Elsevier
A comprehensive review of aging and fatigue phenomena in bulk polycrystalline
ferroelectrics is presented. Three material classes are covered, namely the most widely used …

Transferring lead-free piezoelectric ceramics into application

J Rödel, KG Webber, R Dittmer, W Jo, M Kimura… - Journal of the European …, 2015 - Elsevier
After twenty years of partly quiet and ten years of partly enthusiastic research into lead-free
piezoceramics there are now clear prospects for transfer into applications in some areas …

Giant electric-field-induced strains in lead-free ceramics for actuator applications–status and perspective

W Jo, R Dittmer, M Acosta, J Zang, C Groh… - Journal of …, 2012 - Springer
In response to the current environmental regulations against the use of lead in daily
electronic devices, a number of investigations have been performed worldwide in search for …

[HTML][HTML] Ferroelectric polycrystals: Structural and microstructural levers for property-engineering via domain-wall dynamics

J Schultheiß, G Picht, J Wang, YA Genenko… - Progress In Materials …, 2023 - Elsevier
Ferroelectrics have a spontaneous electrical polarization that is arranged into domains and
can be reversed by an externally-applied field. This high versatility makes them useful in …

Semiconductor/relaxor 0–3 type composites without thermal depolarization in Bi0.5Na0.5TiO3-based lead-free piezoceramics

J Zhang, Z Pan, FF Guo, WC Liu, H Ning… - Nature …, 2015 - nature.com
Commercial lead-based piezoelectric materials raised worldwide environmental concerns in
the past decade. Bi0. 5Na0. 5TiO3-based solid solution is among the most promising lead …

Effects of a phase engineering strategy on the strain properties in KNN-based ceramics

X Lv, J Wu - Journal of Materials Chemistry C, 2019 - pubs.rsc.org
In this work,(0.99− x)(K0. 5Na0. 5)(Nb0. 965Sb0. 035) O3–0.01 SrZrO3–x (Bi0. 5Na0. 5)
ZrO3 ceramics were selected to show how a phase engineering strategy (PES) affects the …

Synergistically optimizing electrocaloric effects and temperature span in KNN-based ceramics utilizing a relaxor multiphase boundary

J Yang, Y Zhao, X Lou, J Wu, X Hao - Journal of Materials Chemistry C, 2020 - pubs.rsc.org
A combination of large adiabatic temperature change (ΔT) and wide temperature span
(Tspan) in lead-free ceramics is highly desired to develop eco-friendly and highly efficient …

[HTML][HTML] Quenching effects and mechanisms in bismuth-based perovskite ferroelectrics

KV Lalitha, B Wang, P Ren, DA Hall, T Rojac - Open Ceramics, 2022 - Elsevier
The similar electronic structure of Bi 3+ and Pb 2+ has motivated researchers to explore
bismuth-based perovskite compounds, which in the past decade has been further fuelled by …

Dynamics of polarization reversal in virgin and fatigued ferroelectric ceramics by inhomogeneous field mechanism

S Zhukov, YA Genenko, O Hirsch, J Glaum… - Physical Review B …, 2010 - APS
Temporal behavior of ferroelectric ceramics during the polarization switching cannot be
satisfactorily explained by simple Debye or even stretched exponential laws. These …