Results 1 to 10 of about 15,119 (267)

Two‐dimensional In2Se3: A rising advanced material for ferroelectric data storage

open access: yesInformační Materiály, 2022
Ferroelectric memory is a promising candidate for next‐generation nonvolatile memory owing to its outstanding performance such as low power consumption, fast speed, and high endurance. However, the ferroelectricity of conventional ferroelectric materials
Xian-Bin Li
exaly   +2 more sources

Self-assembled domain structures: From micro- to nanoscale [PDF]

open access: yesJournal of Advanced Dielectrics, 2015
The recent achievements in studying the self-assembled evolution of micro- and nanoscale domain structures in uniaxial single crystalline ferroelectrics lithium niobate and lithium tantalate have been reviewed.
Vladimir Shur   +3 more
doaj   +1 more source

Study of the structural and electrical behavior of Bi(Mg,Ti)O3 modified (Ba,Ca)TiO3 ceramics [PDF]

open access: yesJournal of Advanced Dielectrics, 2016
The ability of BaTiO3 to form solid solutions with different dopants (both iso- and aliovalent) makes it versatile for various applications. In the present study, (Ba,Ca)TiO3 (BCT) is modified with Bi(MgTi)O3 (BMT) in search for new lead-free ...
Md. Kashif Shamim   +4 more
doaj   +1 more source

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

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

Formation of self-assembled nanodomain structures in single crystals of uniaxial ferroelectrics lithium niobate, lithium tantalate and strontium–barium niobate [PDF]

open access: yesJournal of Advanced Dielectrics, 2014
The formation and evolution of the self-assembled nanodomain structures during polarization reversal have been comparatively analyzed in single crystals of various uniaxial ferroelectrics: LiNbO3 (LN), LiTaO3 (LT) and SrxBa1-xNb2O6 (SBN).
V. Ya. Shur   +5 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

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

Structural geometry of the layered perovskite-type (CH3CH2CH2NH3)2CuCl4 single crystal near phase transition temperatures

open access: yesAIP Advances, 2018
Chemical shifts and spin–lattice relaxation times are measured using 1H MAS NMR, 13C CP/MAS NMR, and 14N MAS NMR techniques to understand the structural geometry and dynamics of the alkyl and ammonium groups in layered perovskite (CH3CH2CH2NH3)2CuCl4 ...
Seong Eun Jang, Mi Jung Kim, Ae Ran Lim
doaj   +1 more source

Fast-Response Electrostatic Actuator Based on Nano-Gap

open access: yesMicromachines, 2017
The possibility of constructing new high-performance electrostatic fast actuators based on energy transformation in nanometer gaps is considered. The construction and the properties of the operation of such devices as well as their typical parameters are
Edward Kostsov, Alexei Sokolov
doaj   +1 more source

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