Results 1 to 10 of about 684,280 (196)

Ultrahigh Electrostrictive Effect in Lead-Free Sodium Bismuth Titanate-Based Relaxor Ferroelectric Thick Film [PDF]

Nanomaterials
In recent years, the development of environmentally friendly, lead-free ferroelectric films with prominent electrostrictive effects have been a key area of focus due to their potential applications in micro-actuators, sensors, and transducers for ...
Yizhuo Li, Jinyan Zhao, Zhe Wang, Kun Zheng, Jie Zhang, Chuying Chen, Lingyan Wang, Genshui Wang, Xin Li, Yulong Zhao, Gang Niu, Wei Ren   +11 more
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Studies of Structural, Dielectric, and Impedance Spectroscopy of KBT-Modified Sodium Bismuth Titanate Lead-Free Ceramics [PDF]

ACS Omega, 2022
Mohammed Mesrar, Abdelhalim Elbasset, Nor-Said Echatoui, Farid Abdi, Taj-dine Lamcharfi   +4 more
doaj   +2 more sources

Ultra-high energy storage in relaxor ferroelectric MLCCs at elevated temperatures via entropy modulated strain heterogeneity [PDF]

Nature Communications
Multilayer ceramic capacitors are pivotal components in pulse power systems due to their ultra-high power density. However, given the demanding service conditions in aerospace and oil drilling applications, the need to enhance high-temperature energy ...
Ruirui Kang, Yang Li, Tengfei Hu, Zepeng Wang, Yangfei Gao, Junbo Xu, Mei Bai, Zhengqian Fu, Lixue Zhang, Jiantuo Zhao, Danyang Wang, Jinyou Shao, Fei Li, Shujun Zhang, Xiaojie Lou   +14 more
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High strain lead-free piezo ceramics for sensor and actuator applications: A review

Sensors International, 2023
High strain piezoceramics are required for various sensor and actuator applications such as opening and closing of valves in fuel injector systems, for controlled flow of fuel in automobiles, applications for micro-propulsion in satellites, and other ...
P.K. Panda, B. Sahoo, T.S. Thejas
doaj   +1 more source

Study on vibrational Raman modes and electric properties of lead-free sodium bismuth titanate – bismuth magnesium zirconate piezoelectric ceramics

Chemical Physics Impact, 2023
Raman spectra of lead- free piezoelectric sodium bismuth titanate-bismuth magnesium zirconate (1-x)(Na0.5Bi0.5)TiO3-xBi(Mg0.5Zr0.5)O3 [NBT-BMZ] ceramics are recorded and analyzed.
D.E. Jain Ruth
doaj   +1 more source

Lead-free piezoelectric materials and ultrasonic transducers for medical imaging [PDF]

Journal of Advanced Dielectrics, 2015
Piezoelectric materials have been vastly used in ultrasonic transducers for medical imaging. In this paper, firstly, the most promising lead-free compositions with perovskite structure for medical imaging applications have been reviewed.
Elaheh Taghaddos, Mehdi Hejazi, Ahmad Safari   +2 more
doaj   +1 more source

Impact of process conditions on chemical solution deposited BNKT thin film electromechanical properties

SN Applied Sciences, 2021
Phase pure perovskite (1-x)Bi1/2Na1/2TiO3 – xBi1/2K1/2TiO3 (BNKT) thin films were successfully prepared via an inverse mixing order chemical solution deposition method and the impact of process conditions on film properties were observed.
Kyle M. Grove, Austin Fox, David P. Cann, Song Won Ko, Peter Mardilovich, Brady J. Gibbons   +5 more
doaj   +1 more source

B-site substituted solid solutions on the base of sodium-bismuth titanate [PDF]

Journal of Advanced Dielectrics, 2016
The paper presents results of studies of the formation of phases during the solid-state synthesis in the [(Na0.5Bi0.5)0.80Ba0.20](Ti1–yBy)O3 system of solid solutions with B-site substitutions.
V. M. Ishchuk, L. G. Gusakova, N. G. Kisel, D. V. Kuzenko, N. A. Spiridonov, V. L. Sobolev   +5 more
doaj   +1 more source

Lead‐free versus PZT: Acoustic characterization of ultrasonic immersion transducers fabricated with lead‐free NBT‐BT piezoceramic

The Journal of Engineering, 2023
An evaluation of the performance of a recently developed formulation of (lead‐free) Sodium‐Bismuth titanate – Barium Titanate (NBT‐BT) piezoceramic is presented through the construction and testing of several immersion transducers based around a new ...
Thomas R. P. Kelley
doaj   +1 more source

Phase evolution in (1−x)(Na0.5Bi0.5)TiO3-xSrTiO3 solid solutions: A study focusing on dielectric and ferroelectric characteristics

Journal of Materiomics, 2020
In the present work, the nature of phase evolution of (1−x)(Na0.5Bi0.5)TiO3-xSrTiO3 (NBT-xST) solid solutions with x of 0–0.6 is revealed by characterizing the dielectric and ferroelectric properties.
Gang Liu, Jia Dong, Leiyang Zhang, Yan Yan, Ruiyi Jing, Li Jin   +5 more
doaj   +1 more source