Deciphering the atomic-scale structural origin for large dynamic electromechanical response in lead-free Bi0.5Na0.5TiO3-based relaxor ferroelectrics [PDF]
Nature Communications, 2022 For relaxor ferroelectrics, correlating their properties and local structures is challenging. Here, the authors correlate the atomic-scale structure and the large dynamic electromechanical property in Bi0.5Na0.5TiO3-based relaxor ferroelectrics.
Jie Yin +14 more
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Titanate-based high-entropy perovskite oxides relaxor ferroelectrics [PDF]
Scientific ReportsDifferent combinations of monovalent and trivalent A-cations in high-entropy perovskite oxides (HEPOs) were investigated. The multicomponent (A′0.2A″0.2Ba0.2Sr0.2Ca0.2)TiO3 (A′ = Na+, K+, A″ = Bi3+, La3+) perovskite compounds were successfully ...
Ketkaeo Bunpang +3 more
doaj +3 more sources
Emergence of high piezoelectricity from competing local polar order-disorder in relaxor ferroelectrics. [PDF]
Nat Commun, 2023 Relaxor ferroelectrics are known for outstanding piezoelectric properties, finding a broad range of applications in advanced electromechanical devices.
Liu H +14 more
europepmc +2 more sources
Piezoelectric response of disordered lead-based relaxor ferroelectrics
Communications Materials, 2023 Lead-based relaxor ferroelectrics are known for their large piezoelectric response, but the relation between the response and the nanoscale structure of these materials is still under debate. In this Perspective, the microscopic implications of the polar
Tadej Rojac
doaj +2 more sources
BiFeO3-Based Relaxor Ferroelectrics for Energy Storage: Progress and Prospects. [PDF]
Materials (Basel), 2021 Dielectric capacitors have been widely studied because their electrostatic storage capacity is enormous, and they can deliver the stored energy in a very short time. Relaxor ferroelectrics-based dielectric capacitors have gained tremendous importance for
Deka B, Cho KH.
europepmc +2 more sources
High Entropy Oxide Relaxor Ferroelectrics. [PDF]
ACS Applied Materials & Interfaces, 2021 Relaxor ferroelectrics are important in technological applications due to strong electromechanical response, energy storage capacity, electrocaloric effect, and pyroelectric energy conversion properties.
Y. Sharma +15 more
semanticscholar +4 more sources
Dielectric and electro-mechanic nonlinearities in perovskite oxide ferroelectrics, relaxors, and relaxor ferroelectrics [PDF]
Journal of Applied Physics, 2021 The polarization and strain response of ferroelectric materials at fields below the macroscopic coercive field is of a paramount importance for the operation of many electronic devices.
L. Riemer +5 more
semanticscholar +4 more sources
Revealing the role of the constant phase element in relaxor ferroelectrics
Communications Physics, 2022 Relaxor ferroelectrics are a type of material exhibiting electrostriction whereby a change in the material shape occurs under an applied electric field; however, although known by the community for many years the underlying mechanisms of the phenomenon ...
Xavier Vendrell +3 more
doaj +2 more sources
Strategies to Improve the Energy Storage Properties of Perovskite Lead-Free Relaxor Ferroelectrics: A Review. [PDF]
Materials (Basel), 2020 Electrical energy storage systems (EESSs) with high energy density and power density are essential for the effective miniaturization of future electronic devices.
Veerapandiyan V +3 more
europepmc +3 more sources
Ultrahigh energy storage in superparaelectric relaxor ferroelectrics
Science, 2021 Description Minimal domains for maximum energy Dielectric capacitors are important electronic components that can store energy, at least for a short period of time. Pan et al.
Hao Pan, Shun Lan, Qinghua Zhang
exaly +2 more sources