Results 21 to 30 of about 324,033 (358)

EFFECT OF TEMPERATURE ON DIELECTRIC, FERROELECTRIC, AND PIEZOELECTRIC PROPERTIES OF KNLNS-BNKZ CERAMICS

Tạp chí Khoa học Đại học Đà Lạt, 2021
Traditional ceramic technology combined with a two-step sintering technique has been applied to prepare 0.96(K0.48Na0.48Li0.04)(Nb0.95Sb0.05)O3-0.04Bi0.5(Na0.82K0.18)0.5ZrO3 (KNLNS-BNKZ) piezoelectric ceramics.
Phan Dinh Gio, Bui Thi Tuyet Nhung
doaj   +1 more source

Ultra-slim electrostrains with superior temperature-stability in lead-free sodium niobate-based ferroelectric perovskite

Journal of Materiomics, 2022
Large electrostrains with high temperature stability and low hysteresis are essential for applications in high-precision actuator devices. However, achieving simultaneously all three of the aforementioned features in ferroelectric ceramics remains a ...
Ruiyi Jing, Qingyuan Hu, Leiyang Zhang, Yuan Sun, Jiagang Wu, D.O. Alikin, V. Ya Shur, Xiaoyong Wei, Hongliang Du, Yunfei Chang, Li Jin   +10 more
doaj   +1 more source

Effect of ionic radii on the Curie temperature in Ba1-x-ySrxCayTiO3 compounds [PDF]

, 2016
A series of Ba1-x-ySrxCayTiO3 compounds were prepared with varying average ionic radii and cation disorder on A-site. All samples showed typical ferroelectric behavior.
Alford, N, Berenov, AV, Le Goupil, F
core   +2 more sources

Fast Switching Ferroelectric Materials for Accelerator Applications [PDF]

, 2006
Fast switching (< 10 nsec) measurement results on the recently developed BST(M) (barium strontium titanium oxide composition with magnesium-based additions) ferroelectric materials are presented.
Dedyk, A., Kanareykin, A., Karmanenko, S., Kosmin, D., Kozyrev, A., Nenasheva, E., Osadchy, V., Schoessow, P., Semenov, A., Yakovlev, V.   +9 more
core   +2 more sources

Direct measurement of giant electrocaloric effect in BaTiO3 multilayer thick film structure beyond theoretical prediction [PDF]

, 2010
The electrocaloric effect of BaTiO3 multilayer thick film structure was investigated by direct measurement and theoretical calculation. The samples were prepared by the tape-casting method, which had 180 dielectric layers with an average thickness of 1.4\
Bai, Yang, Shi, Sanqiang, Zheng, Guangping   +2 more
core   +2 more sources

Acoustic microscopy of ferroelectric ceramics

Journal of Materials Science, 1982
Ferroelectric ceramics have been observed in an acoustic microscope. The images demonstrate the ability of the microscope to image elastic properties and to penetrate opaque layers.
Yin, Q, Ilett, C, Briggs, G
openaire   +3 more sources

Visible or Near-infrared Light Self-powered Photodetectors Based on Transparent Ferroelectric Ceramics.

ACS Applied Materials and Interfaces, 2020
Transparent ferroelectrics, with promising prospect in transparent optoelectronic devices, have unique advantages in self-powered photodetection. The self-powered photodetectors based on photovoltaic effect have quicker response and higher stability ...
Huangfu Geng, Hongyuan Xiao, Lin Guan, Haoyin Zhong, Cheng Hu, Zhiwen Shi, Yiping Guo   +6 more
semanticscholar   +1 more source

BCHT lead-free piezoelectric ceramics preparation and ultrasonic transducer fabrication via powder injection molding using simple binder

Journal of Materials Research and Technology, 2020
(Ba0.85Ca0.15) (Hf0.10Ti0.90)O3 (BCHT) ceramics were prepared via the powder injection molding process using paraffin as simple injection binder. Rather pure perovskite BCHT ceramics are obtained sintered at different temperatures, and complex multi ...
Can Wang, Bijun Fang, Xiangyong Zhao, Shuai Zhang, Xiaolong Lu, Jianning Ding   +5 more
doaj   +1 more source

Effect of sintering temperature on the dielectric, ferroelectric and energy storage properties of SnO2-doped Bi0.5(Na0.8K0.2)0.5TiO3 lead-free ceramics [PDF]

Journal of Advanced Dielectrics, 2020
Sintered lead-free Bi0.5(Na0.8K0.2)0.5(Ti0.96Sn0.04)O3 ceramics (BNKTS) have been fabricated via a solid-state reaction. The effect of sintering temperature on the structural, morphological, dielectric, ferroelectric and energy storage properties of ...
Nguyen Truong-Tho, Le Dai Vuong
doaj   +1 more source

Nonlinear dynamics of polar regions in paraelectric phase of (Ba1-x,Srx)TiO3 ceramics [PDF]

, 2017
The dynamic dielectric nonlinearity of barium strontium titanate (Ba1-x,Srx)TiO3 ceramics is investigated in their paraelectric phase. With the goal to contribute to the identification of the mechanisms that govern the dielectric nonlinearity in this ...
Damjanovic, Dragan, Hashemizadeh, Sina
core   +2 more sources