Fabrication and Characterization of Li2O Excess (Na0.49K0.49Li0.02)(Nb0.8Ta0.2)O3 Piezoelectric Ceramics

Author(s):  
Min Soo Kim ◽  
Sin Woong Kim ◽  
Soon Jong Jeong ◽  
Jae Sung Song
2009 ◽  
Vol 385 (1) ◽  
pp. 6141-6148 ◽  
Author(s):  
Ruiping Wang ◽  
Souichi Shibusawa ◽  
Noboru Miura ◽  
Hiroshi Bando ◽  
Mitsuru Itoh

2008 ◽  
Vol 368-372 ◽  
pp. 1902-1904
Author(s):  
Min Soo Kim ◽  
Sin Woong Kim ◽  
Soon Jong Jeong ◽  
Jae Sung Song

Dense Li2O excess (Na0.49K0.49Li0.02)(Nb0.8Ta0.2)O3 [NKLNT] ceramics were developed by conventional sintering process without any special technique. The electrical properties of NKNLT ceramics were investigated as a function of Li2O concentration. When the sample sintered at 1050 oC for 4 h with the addition of 1 mol% Li2O, electro-mechanical coupling factor (kP) and piezoelectric coefficient (d33) were found to reach the highest values of 0.42 and 260 pC/N, respectively.


2019 ◽  
Vol 35 (4) ◽  
pp. 475-484
Author(s):  
SHIVA ARUN ◽  
◽  
PRABHA BHARTIYA ◽  
AMREEN NAZ ◽  
SUDHEER RAI ◽  
...  

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