Modification of both d33 and TC in a potassium–sodium niobate ternary system

2015 ◽  
Vol 44 (48) ◽  
pp. 21141-21152 ◽  
Author(s):  
Bo Wu ◽  
Jiagang Wu ◽  
Dingquan Xiao ◽  
Jianguo Zhu
Keyword(s):  
Ternary System ◽  
Lead Free ◽  
Sodium Niobate ◽  
Potassium Sodium Niobate ◽  
Potassium Sodium ◽  
System P

In this work, we simultaneously achieved a giant d33 and a high TC in a lead-free piezoelectric ternary system of (1 − x − y)K0.48Na0.52NbO3–xBiFeO3–yBi0.5Na0.5ZrO3 {(1 − x − y)KNN–xBF–yBNZ}.

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.

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