Results 11 to 20 of about 96,671 (261)

Modification of physical properties of Ba(Ni1/3Nb2/3)O3 ceramics through ordered domain engineering

Journal of Materiomics, 2022
Ordered domain engineering has been further developed for modifying and improving physical properties in complex perovskite ceramics. In the present work, Ba(Ni1/3Nb2/3)O3 ceramic is taken as a typical example for ordered domain engineering, in which the
Rui Da Shi, Mei Ying Liu, Xiao Li Zhu, Xiang Ming Chen   +3 more
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Room-temperature ferroelectricity in A-site ordered Ruddlesden-Popper Li2CaTa2O7 ceramics

Journal of Materiomics, 2020
In the present work, the crystal structure, ferroelectric and dielectric properties of the dense single-phase Li2CaTa2O7 ceramics with A-site ordered double-layer Ruddlesden-Popper structures have been investigated by the experiments and first-principles
B.H. Zhang, Z.Z. Hu, B.H. Chen, X.Q. Liu, X.M. Chen   +4 more
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High energy storage properties in CaLaTiO3-modified NaNbO3-based lead-free antiferroelectric ceramics

Journal of Advanced Dielectrics, 2023
In this work, (1 [Formula: see text])(0.92NaNbO3–0.08BaTiO3)–[Formula: see text]Ca[Formula: see text]La[Formula: see text]TiO3 (NNBT – [Formula: see text]CLT) ceramics were successfully designed and prepared by the solid-state reaction method ...
Cen Liang, Changyuan Wang, Wenjun Cao, Hanyu Zhao, Feng Li, Chunchang Wang   +5 more
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High dielectric constant and low temperature ferroelectric-phase-transition in Ca, Pb co-doped BiFeO3

Results in Physics, 2021
BiFeO3 was co-doped with (Ca, Pb) to obtain Bi1-x(Ca1/2Pb1/2)xFeO3 (x = 0, 0.1 and 0.3) and their structural, morphological, dielectric and ferroelectric properties were studied.
Rida Ahmed, RenJun Si, Sajid ur Rehman, Yi Yu, QiuJu Li, Chunchang Wang   +5 more
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The Role of the Accumulated Surface Charge on Nanoparticles in Improving the Breakdown Strength of Liquid and Solid Insulation

Energies, 2022
In this paper, the role of the accumulated surface charge on the surfaces of nanoparticles on breakdown strength for liquid and solid dielectrics is presented. The breakdown strengths of a nanofilled liquid dielectric and a solid dielectric are evaluated.
Mohamed E. Ibrahim, Elsayed Tag Eldin, Safaa F. Elzoghby, Mohamed A. Izzularab, Amr M. Abd-Elhady   +4 more
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Giant room temperature elastocaloric effect in metal-free thin-film perovskites

npj Computational Materials, 2021
Solid-state refrigeration which is environmentally benign has attracted considerable attention. Mechanocaloric (mC) materials, in which the phase transitions can be induced by mechanical stresses, represent one of the most promising types of solid-state ...
Cheng Li, Yu Hui Huang, Jian-Jun Wang, Bo Wang, Yong Jun Wu, He Tian, Long-Qing Chen, Zijian Hong   +7 more
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Structural and magnetic properties of La0.7Sr0.3MnO3 ferromagnetic thin film grown on PMN-PT by sol–gel method [PDF]

Journal of Advanced Dielectrics, 2017
We report the preparation of epitaxial La0.7Sr0.3MnO3 thin films grown on (001)-oriented 0.72Pb(Mg1∕3Nb2∕3)O3-0.28PbTiO3 substrates by the sol–gel technique.
Jing Zhang, Peng Shi, Mingmin Zhu, Ming Liu, Wei Ren, Zuoguang Ye   +5 more
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Effect of Temperature on Creeping Flashover Voltage of Nanofilled Oil-Pressboard Insulation

IEEE Access, 2020
Creeping flashover (surface discharge) at oil-pressboard interface is considered a serious failure of the insulation system in power transformers. In this paper, creeping flashover voltage at oil-pressboard interface using the concept of nanofluids is ...
Mohamed E. Ibrahim, Alyaa A. Nassar, Mohamed A. Izzularab, Amr M. Abd-Elhady   +3 more
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Electric-field-controlled magnetism due to field-induced transition of Pna21/R3c in Bi1-xGdxFeO3 ceramics

Journal of Materiomics, 2021
BiFeO3 has been recognized as one of the most important room-temperature single-phase multiferroic materials, but it still suffers from several drawbacks especially the weak magnetoelectric coupling.
Jing Chen, Nan Su, Xiao Li Zhu, Xiao Qiang Liu, Jin-Xing Zhang, Xiang Ming Chen   +5 more
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Density functional investigations on electronic structures, magnetic ordering and ferroelectric phase transition in multiferroic Bi2NiMnO6

AIP Advances, 2012
Using the full-potential linearised augmented-plane wave (FP-LAPW) method based on density functional theory (DFT), we have investigated the electronic structures, the magnetic behavior, and the ferroelectric origin of multiferroic Bi2NiMnO6.
Hong Jian Zhao, Xiao Qiang Liu, Xiang Ming Chen   +2 more
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