scholarly journals Enhanced electrocaloric effect near polymorphic phase boundary in lead-free potassium sodium niobate ceramics

2017 ◽  
Vol 110 (6) ◽  
pp. 063904 ◽  
Author(s):  
Xiangjian Wang ◽  
Jiagang Wu ◽  
Brahim Dkhil ◽  
Baixiang Xu ◽  
Xiaopeng Wang ◽  
...  
Keyword(s):  
Phase Boundary ◽  
Lead Free ◽  
Sodium Niobate ◽  
Potassium Sodium Niobate ◽  
Electrocaloric Effect ◽  
Potassium Sodium

scholarly journals Synergetic Contributions in Phase Boundary Engineering to the Piezoelectricity of Potassium Sodium Niobate Lead-Free Piezoceramics

2020 ◽  
Vol 12 (35) ◽  
pp. 39455-39461
Author(s):  
Xiang Lv ◽  
Junwei Zhang ◽  
Yao Liu ◽  
Fei Li ◽  
Xi-xiang Zhang ◽  
...  
Keyword(s):  
Phase Boundary ◽  
Lead Free ◽  
Sodium Niobate ◽  
Potassium Sodium Niobate ◽  
Potassium Sodium

Phase transition characteristics and associated piezoelectricity of potassium-sodium niobate lead-free ceramics

2015 ◽  
Vol 44 (30) ◽  
pp. 13688-13699 ◽  
Author(s):  
Yuanyu Wang ◽  
Liang Hu ◽  
Qilong Zhang ◽  
Hui Yang
Keyword(s):  
Phase Transition ◽  
Phase Boundary ◽  
Sintering Temperature ◽  
Lead Free ◽  
Sodium Niobate ◽  
Ceramic System ◽  
Potassium Sodium Niobate ◽  
Potassium Sodium ◽  
Lead Free Ceramics ◽  
T Phase

To achieve high piezoelectric activity and a wide sintering temperature range, the ceramic system concerning (1 − x)(K0.48Na0.52)(Nb0.96Sb0.04)O3–x[Bi0.5(Na0.7Ag0.3)0.5]0.90 Zn0.10ZrO3 was designed, and the rhombohedral–tetragonal (R–T) phase boundary can drive a high d33.

Investigation of the domain structure and hierarchy in potassium–sodium niobate lead-free piezoelectric single crystals

RSC Advances ◽  
2016 ◽  
Vol 6 (54) ◽  
pp. 49060-49067 ◽  
Author(s):  
Micka Bah ◽  
Natalya Alyabyeva ◽  
Richard Retoux ◽  
Fabien Giovannelli ◽  
Mustapha Zaghrioui ◽  
...  
Keyword(s):  
Single Crystals ◽  
Domain Structure ◽  
Lead Free ◽  
Nanometer Scale ◽  
Sodium Niobate ◽  
Potassium Sodium Niobate ◽  
Length Scales ◽  
Potassium Sodium ◽  
Domain Structures ◽  
Self Organized

We reported self-organized and hierarchized domain structures on various length scales ranging from micrometer to nanometer scale in K0.5Na0.5NbO3 crystals.

scholarly journals Emerging new phase boundary in potassium sodium-niobate based ceramics

2020 ◽  
Vol 49 (3) ◽  
pp. 671-707 ◽  
Author(s):  
Xiang Lv ◽  
Jianguo Zhu ◽  
Dingquan Xiao ◽  
Xi-xiang Zhang ◽  
Jiagang Wu
Keyword(s):  
Phase Boundary ◽  
High Performance ◽  
Sodium Niobate ◽  
Potassium Sodium Niobate ◽  
Potassium Sodium ◽  
New Phase

A review of the newly emerging “new phase boundary” in potassium sodium niobate-based ceramics with high performance.

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