Results 11 to 20 of about 27,906 (302)

Dielectric and ferroelectric characteristics of Ba(Ti0.25Zr0.25Hf0.25Sn0.25)O3 high-entropy ceramics

Journal of Materiomics, 2023
Ba(Ti0.25Zr0.25Hf0.25Sn0.25)O3 high-entropy ceramics were prepared by a standard solid state reaction process, and the dielectric and ferroelectric characteristics were investigated together with the structures.
Rui Hu Mi, Bu Hang Chen, Xiao Li Zhu, Xiang Ming Chen   +3 more
doaj   +1 more source

Fortified relaxor ferroelectricity of rare earth substituted 4-layered BaBi3.9RE0.1Ti4O15 (RE = La, Pr, Nd, and Sm) Aurivillius compounds

Scientific Reports, 2022
In this report, the effect of rare-earth (RE3+) ion substitution on structural, microstructural, and electrical properties in barium bismuth titanate (BaBi4Ti4O15) (BBTO) Aurivillius ceramics has been investigated.
Tirupathi Patri, Avijit Ghosh, M. L. V. Mahesh, P. D. Babu, S. K. Mandal, M. N. Singh   +5 more
doaj   +1 more source

Microstructure, domain structure, ferroelectric and piezoelectric properties of textured bismuth-containing ceramics

Journal of Advanced Dielectrics, 2023
In this report, the processes of texture formation in grain-oriented ferroelectric ceramics based on layer-structured ferroelectric Bi4Ti3O2 (LSBT) prepared by hot forging method are considered.
E. I. Sitalo, O. A. Bunina, V. G. Smotrakov, N. V. Malomyzheva, N. A. Boldyrev   +4 more
doaj   +1 more source

Enhanced low electric-field energy-storage performance in Ba0.9Sr0.1TiO3-Bi(Mg1/2Ti1/2)O3 ceramics [PDF]

Processing and Application of Ceramics, 2021
Perovskite (1-x)Ba0.9Sr0.1TiO3-xBi(Mg1/2Ti1/2)O3 (BST-BiMT-x) ceramics were prepared by sintering the corresponding powders synthesized by combining of solid state reaction method with citrate sol-gel and selfcombustion techniques.
Wang Shihao, Fang Bijun, Zhang Shuai, Lu Xiaolong, Ding Jianning   +4 more
doaj   +1 more source

Innovative architectures in ferroelectric multi-materials: Chemistry, interfaces and strain [PDF]

Journal of Advanced Dielectrics, 2015
Breakthroughs can be expected in multi-component ceramics by adjusting the phase assembly and the micro–nanostructure. Controlling the architecture of multi-materials at different scales is still challenging and provides a great opportunity to broaden ...
C. Elissalde, U.-C. Chung, G. Philippot, J. Lesseur, R. Berthelot, D. Sallagoity, M. Albino, R. Epherre, G. Chevallier, S. Buffière, A. Weibel, D. Bernard, J. Majimel, C. Aymonier, S. Mornet, C. Estournès, M. Maglione   +16 more
doaj   +1 more source

Crossover from normal to diffused and relaxor ferroelectric in BaZrO3-modified (Ba0.85Ca0.15)TiO3 ceramics

Journal of Materiomics, 2021
The variation of dielectric, ferroelectric and piezoelectric characteristics of BaZrO3–modified (Ba0.85Ca0.15)TiO3 ceramics, (1-x)(Ba0.85Ca0.15)TiO3-xBaZrO3, have been investigated together with the structure evolution.
Shao Bo Chen, Jia Yi Yang, Shu Ya Wu, Xiang Ming Chen   +3 more
doaj   +1 more source

Enhanced dielectric and electrocaloric properties in lead-free rod-like BCZT ceramics

Journal of Advanced Ceramics, 2020
Ba0.85Ca0.15Zr0.10Ti0.90O3 (BCZT) lead-free ceramics demonstrated excellent dielectric, ferroelectric, and piezoelectric properties at the morphotropic phase boundary (MPB).
Zouhair Hanani, Soukaina Merselmiz, Abdelaadim Danine, Nicolas Stein, Daoud Mezzane, M’barek Amjoud, Mohammed Lahcini, Yaovi Gagou, Matjaz Spreitzer, Damjan Vengust, Zdravko Kutnjak, Mimoun El Marssi, Igor A. Luk’yanchuk, Mohamed Gouné   +13 more
doaj   +1 more source

Intensive up-conversion photoluminescence of Er3+-doped Bi7Ti4NbO21 ferroelectric ceramics and its temperature sensing [PDF]

Journal of Advanced Dielectrics, 2014
The intensive up-conversion (UC) photoluminescence and temperature sensing behavior of Er3+-doped Bi7Ti4NbO21(BTN) ferroelectric ceramics prepared by a conventional solid-state reaction technique have been investigated.
Hua Zou, Jun Li, Qiufeng Cao, Xusheng Wang, Xinwei Hui, Yanxia Li, Yao Yu, Xi Yao   +7 more
doaj   +1 more source

Dielectric and polarization experiments in high loss dielectrics: a word of caution [PDF]

, 2008
The recent quest for improved functional materials like high permittivity dielectrics and/or multiferroics has triggered an intense wave of research. Many materials have been checked for their dielectric permittivity or their polarization state.
Lines M. E., M. A. Subramanian, M. Maglione, Maglione M., Sze S. M., Van Turnhout J.   +5 more
core   +4 more sources

Enhanced piezoelectricity in Na and Ce co-doped CaBi4Ti4O15 ceramics for high-temperature applications

Journal of Advanced Ceramics, 2023
The sodium (Na) and Ce co-doped calcium bismuth titanate (CBT; CaBi4Ti4O15) Aurivillius ceramics in a Ca1−x(Na0.5Ce0.5)xBi4Ti4O15 (CNCBT; doping content (x) = 0, 0.03, 0.05, 0.08 and 0.12) system were synthesized by the conventional solid-state sintering
Zimeng Hu, Vladimir Koval, Hangfeng Zhang, Kan Chen, Yajun Yue, Dou Zhang, Haixue Yan   +6 more
doaj   +1 more source