Phase coexistence induced strong piezoelectricity in K0.5Na0.5NbO3-based lead-free ceramics

2019 ◽  
Vol 48 (28) ◽  
pp. 10676-10682 ◽  
Author(s):  
Yang Yang ◽  
Hua Wang ◽  
Yao Li ◽  
Qiaoji Zheng ◽  
Jie Liao ◽  
...  
Keyword(s):  
Phase Boundary ◽  
Ferroelectric Phase ◽  
Phase Coexistence ◽  
Lead Free ◽  
Lead Free Ceramics ◽  
Perovskite Ceramics

For perovskite ceramics, the ferroelectric phase boundary plays an important role in improving the piezoelectricity of the materials.

Novel AgNbO3-based lead-free ceramics featuring excellent pyroelectric properties for infrared detecting and energy-harvesting applications via antiferroelectric/ferroelectric phase-boundary design

2019 ◽  
Vol 7 (15) ◽  
pp. 4403-4414 ◽  
Author(s):  
Song Li ◽  
Hengchang Nie ◽  
Genshui Wang ◽  
Ningtao Liu ◽  
Mingxing Zhou ◽  
...  
Keyword(s):  
Energy Harvesting ◽  
Phase Boundary ◽  
High Performance ◽  
Ferroelectric Phase ◽  
Lead Free ◽  
Pyroelectric Properties ◽  
Lead Free Ceramics

High-performance AgNbO3-based lead-free pyroelectric materials were developed via antiferroelectric/ferroelectric phase boundary design, which can open new avenues for the application of AgNbO3-based materials.

Composition induced rhombohedral–tetragonal phase boundary in BaZrO3 modified (K0.445Na0.50Li0.055)NbO3 lead-free ceramics

2014 ◽  
Vol 120 ◽  
pp. 275-278 ◽  
Author(s):  
Chao Liu ◽  
Dingquan Xiao ◽  
Tao Huang ◽  
Jiagang Wu ◽  
Fangxu Li ◽  
...  
Keyword(s):  
Phase Boundary ◽  
Tetragonal Phase ◽  
Lead Free ◽  
Lead Free Ceramics

Microstructure, electrical properties and temperature stability in Bi0.5Na0.5Zr0.95Ce0.05O3 modified R–T phase boundary of potassium-sodium niobium lead-free ceramics

RSC Advances ◽  
2016 ◽  
Vol 6 (9) ◽  
pp. 6983-6989 ◽  
Author(s):  
Zhi Tan ◽  
Jie Xing ◽  
Laiming Jiang ◽  
Lingguang Sun ◽  
Jiagang Wu ◽  
...  
Keyword(s):  
Solid State ◽  
Electrical Properties ◽  
Phase Boundary ◽  
Temperature Stability ◽  
Lead Free ◽  
Lead Free Ceramics ◽  
Solid State Sintering ◽  
T Phase ◽  
Sintering Method ◽  
Doping Ratio

(1 − x)K0.48Na0.52Nb0.95Sb0.05O3–xBi0.5Na0.5Zr0.95Ce0.05O3 [(1 − x)KNNS–xBNZC] lead-free piezoelectric ceramics, with doping ratio of x ranging from 0 to 0.05, were synthesized by the conventional solid state sintering method.

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