Grain configuration effect on the phase transition, piezoelectric strain and temperature stability of KNN-based ceramics

2019 ◽  
Vol 7 (5) ◽  
pp. 1379-1387 ◽  
Author(s):  
Zhenyong Cen ◽  
Yan Yu ◽  
Peiyao Zhao ◽  
Lingling Chen ◽  
Chaoqiong Zhu ◽  
...  
Keyword(s):  
Phase Transition ◽  
Temperature Stability ◽  
Lead Free ◽  
Piezoelectric Strain

Lead-free 0.985(0.96KNNT–0.04BNKZ)–0.015CZ ceramics were sintered at 1150–1190 °C.

Phase transition and temperature stability of KNN-based lead-free piezoceramics

2021 ◽  
Vol 570 (1) ◽  
pp. 31-36
Author(s):  
Yang Zhang ◽  
Honglin Li ◽  
Mingling Li ◽  
Xiaoyong Xu
Keyword(s):  
Phase Transition ◽  
Temperature Stability ◽  
Lead Free

Simultaneous enhancement of piezoelectricity and temperature stability in (K,Na)NbO3-based lead-free piezoceramics by incorporating perovskite zirconates

2018 ◽  
Vol 6 (39) ◽  
pp. 10618-10627 ◽  
Author(s):  
Qing Liu ◽  
Yichi Zhang ◽  
Lei Zhao ◽  
Jing Gao ◽  
Zhen Zhou ◽  
...  
Keyword(s):  
Phase Transition ◽  
Temperature Stability ◽  
Lead Free ◽  
Piezoelectric Response ◽  
New Paradigm ◽  
Diffused Phase Transition

A new paradigm for the simultaneous enhancement of piezoelectric response and temperature stability by a compositionally modulated diffused phase transition.

scholarly journals Boosted piezoelectricity with excellent thermal stability in tetragonal NaNbO3-based ceramics

2020 ◽  
Author(s):  
Lu Wang ◽  
Shengdong Sun ◽  
Huajie Luo ◽  
Yang Ren ◽  
Hui Liu ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Temperature Stability ◽  
Lead Free ◽  
Excellent Thermal Stability ◽  
Lead Free Ceramics ◽  
Piezoelectric Performance

The realization of high piezoelectric performance and excellent temperature stability simultaneously in lead-free ceramics is the key for replacing Pb-containing perovskites in industry. In this study, large piezoelectric performance (d33...

Temperature-induced phase transition of -oriented 0.92Na0.5Bi0.5TiO3-0.08Bi(Zn0.5Ti0.5)O3 lead-free single crystals

2021 ◽  
Author(s):  
Junjie Xiao ◽  
Sixing Liu ◽  
Jushan Wang ◽  
Jialin Xu ◽  
Zhang Zhang ◽  
...  
Keyword(s):  
Phase Transition ◽  
Single Crystals ◽  
Lead Free

Niobate-based lead-free piezoceramics: a diffused phase transition boundary leading to temperature-insensitive high piezoelectric voltage coefficients

2018 ◽  
Vol 6 (5) ◽  
pp. 1116-1125 ◽  
Author(s):  
Qing Liu ◽  
Jing-Feng Li ◽  
Lei Zhao ◽  
Yichi Zhang ◽  
Jing Gao ◽  
...  
Keyword(s):  
Phase Transition ◽  
Thermal Stability ◽  
Lead Free ◽  
Thermally Stable ◽  
Transition Boundary ◽  
Diffused Phase Transition ◽  
Piezoelectric Voltage ◽  
Phase Transition Boundary

A large and thermally stable d33 was observed in dense and translucent KNN-based ceramics. Forming the R–O–T diffused phase transition is validated as a feasible way to realize the simultaneous enhancement of piezoelectricity and thermal stability.

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