Results 1 to 10 of about 10,742 (140)

Depolarization of multidomain ferroelectric materials. [PDF]

open access: yesNat Commun, 2019
AbstractDepolarization in ferroelectric materials has been studied since the 1970s, albeit quasi-statically. The dynamics are described by the empirical Merz law, which gives the polarization switching time as a function of electric field, normalized to the so-called activation field.
Zhao D   +6 more
europepmc   +10 more sources

Losses in Ferroelectric Materials. [PDF]

open access: yesMater Sci Eng R Rep, 2015
Ferroelectric materials are the best dielectric and piezoelectric materials known today. Since the discovery of barium titanate in the 1940s, lead zirconate titanate ceramics in the 1950s and relaxor-PT single crystals (such as lead magnesium niobate-lead titanate and lead zinc niobate-lead titanate) in the 1980s and 1990s, perovskite ferroelectric ...
Liu G, Zhang S, Zhang S, Jiang W, Cao W.
europepmc   +5 more sources

Ferroelectric Materials

open access: yesCrystals
The field of ferroelectric materials is continuously expanding towards new realms of extraordinary properties and applications [...]
Floriana Craciun   +2 more
doaj   +2 more sources

Recent advances in ferroelectric materials, devices, and in-memory computing applications [PDF]

open access: yesNano Convergence
Ferroelectric memories have undergone a transformative evolution from conventional perovskite-based materials to modern fluorite-structured ferroelectrics, driven by the pursuit of scalable, low-power, and CMOS-compatible non-volatile memory solutions ...
Hwiho Hwang, Sangwook Youn, Hyungjin Kim
doaj   +2 more sources

New-Generation Ferroelectric AlScN Materials

open access: yesNano-Micro Letters
Highlights Ferroelectricity and domain dynamics of emerging ferroelectric AlScN films were discussed. The performance optimization of ferroelectric AlScN films grown by different deposition techniques was comprehensively analyzed.
Yalong Zhang   +3 more
doaj   +3 more sources

Flexoelectricity in ferroelectric materials

open access: yesIET Nanodielectrics, 2019
Flexoelectricity is a gradient electromechanical effect that exists in all solid dielectrics. The effect was first predicted in the late 1950s, but received little interest because it was expected to be small.
Wanfeng Zhou, Pan Chen, Baojin Chu
doaj   +2 more sources

Positive and Negative Electrocaloric Effect in Lead-Free Silver Niobate Antiferroelectric Ceramic Depending on Affluent Phase Transition

open access: yesCrystals, 2023
We prepared a dense AgNbO3 ceramic using a conventional solid-state reaction method. The phase structure, electrical properties and electrocaloric effect (ECE) were systematically investigated. Large negative and positive ECEs (−4.38 °C at 65 °C and 2.3 °
Jinhua Du   +4 more
doaj   +1 more source

Flexible multilayer lead-free film capacitor with high energy storage performances via heterostructure engineering

open access: yesJournal of Materiomics, 2022
The immense potential of flexible energy storage materials applied in wearable electronic devices has stimulated a lot of science researches on manufacturing technology and performance optimization.
Ningning Sun   +7 more
doaj   +1 more source

Tuning the ferroelectric, dielectric and photoluminescence properties of 0.88(Na0.5Bi0.5)TiO3-0.12BaTiO3 ceramics by Sm ion doping [PDF]

open access: yesJournal of Advanced Dielectrics, 2019
Solid solutions of the lead-free 0.88(Na0.5Bi0.5)TiO3-0.12(Ba1−xSmx)TiO3 (NBT-BT: xSm) ferroelectric ceramics were synthesized by solid state reaction.
Yong Li   +4 more
doaj   +1 more source

Optimization of energy storage properties in (1)NaBiTiO3-SrLaTiO3-relaxed ferroelectric ceramics

open access: yesJournal of Advanced Dielectrics, 2023
Ferroelectric materials are considered to be the most competitive energy storage materials for applications in pulsed power electronics due to excellent charge–discharge properties.
Ziyue Ma   +8 more
doaj   +1 more source

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