Low‐Temperature Sintering of Bi0.5(Na,K)0.5TiO3 for Multilayer Ceramic Actuators

CW Ahn, HS Kim, WS Woo, SS Won… - Journal of the …, 2015 - Wiley Online Library
We investigated the influence of CuO amount (0.5–3.0 mol%), sintering temperature (900° C–
1000° C), and sintering time (2–6 h) on the low‐temperature sintering behavior of CuO …

Stabilization of the relaxor phase by adding CuO in lead-free (Bi1/2Na1/2) TiO3‒SrTiO3‒BiFeO3 ceramics

CH Lee, HS Han, TA Duong, TH Dinh, CW Ahn… - Ceramics …, 2017 - Elsevier
We investigated microstructures, crystal structures, and electrical properties of high
temperature sintered (1‒x) BiNaTiO 3‒xSrTiO 3‒2BiFeO 3 (BNST100x‒2BF, x= 0.20 and …

Low-temperature sintering mechanism and electrical properties of CuO-added (Bi0. 5Na0. 5) TiO3 ceramics

K Ojima, K Iwasaki, S Harada, Y Takagi… - Journal of the Ceramic …, 2023 - jstage.jst.go.jp
Lead zirconate titanate (PZT) ceramics are widely used in piezoelectric applications such as
actuators, sensors, and transducers owing to their excellent piezoelectric properties …

Quenching effects on electrical properties of Cu-doped (Bi1/2Na1/2)TiO3-based solid solution ceramics

S Harada, Y Takagi, H Nagata, T Takenaka - Journal of Materials …, 2021 - Springer
Quenching effects on electrical and piezoelectric properties were investigated for Cu-doped
(Bi 1/2 Na 1/2) TiO 3 (BNT)-based solid solution systems, 0.90 (Bi 1/2 Na 1/2) TiO 3–0.06 …

Fabrication and electrical properties of multilayer ceramic actuator using lead-free (Bi1/2K1/2) TiO3

H Nagata, K Tabuchi, T Takenaka - Japanese Journal of Applied …, 2013 - iopscience.iop.org
A prototype of a multilayer actuator (MLA) was fabricated using (Bi 1/2 K 1/2) TiO 3 (BKT)
ceramics as active layers and Ag–Pd (7: 3) as inner electrodes. Then, their microstructures …

Diffusion behavior of Ag electrodes into (Bi1/2Na1/2) TiO3 ceramics

N Iwagami, H Nagata, I Sakaguchi… - Journal of the Ceramic …, 2016 - jstage.jst.go.jp
Perovskite piezoelectric ceramics Pb (Zr, Ti) O3 (PZT) have dominated the commercial
market for electromechanical devices because of their superior properties. 1), 2) However …

[HTML][HTML] Mechanical bending strength of (Bi0. 5Na0. 5) TiO3-based lead-Free piezoelectric ceramics

H Takahashi, H Nagata, T Takenaka - Journal of Asian Ceramic Societies, 2017 - Elsevier
Abstract (Bi 0.5 Na 0.5) TiO 3 [BNT] is expected as one of candidate lead-free materials
because these ceramics show relatively good high-power piezoelectric properties. In this …

Reactivity and electrical properties of (Bi0. 5Na0. 5) TiO3 ceramics fabricated by hydrothermal synthesis using Bi and Ti oxides

S Harada, Y Takagi, H Nagata - Journal of the Ceramic Society of …, 2023 - jstage.jst.go.jp
Nowadays, lead zirconate titanate, PbTiO3PbZrO3 (PZT)-based ceramics are practically
applied to many piezoelectric devices such as actuators, sensors and transducers because …

Low Sintering Temperature and Electrial Properties on Cu-doped (Bi1/2Na1/2)TiO3-based Solid Solution Ceramics

T Kujirai, Y Takagi, H Nagata… - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
Doping effects of CuO for sintering behavior and electrical properties were investigated on
(Bi 1/2 Na 1/2) TiO 3 (BNT)-based solid solution system such as 0.90 (Bi 1/2 Na 1/2) TiO 3 …

Effect of Li2O on the defect polarization in CuO‐added (K0.9Na0.1)NbO3 piezoelectric ceramics

DH Kim, J Park, TG Lee, SH Cho… - Journal of the …, 2017 - Wiley Online Library
Abstract CuO‐added (LixK0. 9− x N a0. 1) NbO3 [C (LxK0. 9− x N 0.1) N] ceramics with 0.0≤
x≤ 0.05 were well‐sintered at 960° C for 6 hours. The lattice parameters of the specimens …