PMnN-PZT压电陶瓷材料机电转化效率试验采用固相合成法,通过Li_(2)CO_(3)掺杂,制得高能量密度的Pb_(0.95)Sr_(0.05)[(Mn_(1/3)Nb_(2/3))_(0.04)(Zr_(0.52)Ti_(0.48))0.96]O_(3)+0.25wt%CeO_(2)+0.50wt%Yb_(2)O_(3)+0.15wt%Fe_(2)O_(3)三元系压电陶瓷材料.研究分析了掺杂不同质量...
Frequency and temperature dependence of the hysteresis loop in PMnN-PZT ceramics铌锰锆钛酸铅铁电陶瓷电滞回线的温度和频率响应面心立方动态回复应力应变?一,引言电滞回线是铁电体的主要特征之一,电滞回线的测量是检验铁电体的一种主要手段,常见的电滞回线如图1所示.通过电滞回线的测量,可测定铁电体的剩余极化...
图2是PMnN-PZT(45/55)薄膜的2θ-XRD谱线。由图2可看出,PMnN-PZT(45/55)膜呈现很强的(001)取向,(001)峰的强度甚至大于基底 MgO的(001)峰和底电极Pt(002)峰的强度。除了(001)峰外还能够观察到PMnN-PZT的(101)峰,可是其峰值不到(001)峰值的0.5%,因而可以认为PMnN-PZT(45/55)薄膜是c轴高度取向单晶薄...
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Sintering Behavior of PMnN-PZT Ceramics铌锰锆钛酸铅压电陶瓷烧结行为的研究 LI Bao-Shan,ZHU Zhi-Gang,LI Guo-Rong,YIN Qing-Rui,DING Ai-Li,李宝山,朱志刚,李国荣,殷庆瑞,丁爱丽 Keywords: PMnN-PZT,sintering temperature,valency of Mn,oxygen vacancies铌锰锆钛酸铅,烧结温度,锰价态,氧空位 Full-Text...
PMnN-PZT陶瓷烧结The microstructure and piezoelectric properties of Pb[(Zr0.52Ti0.48)0.95(Mn1/3Nb2/3)0.05]03 (PMnN-PZT) ceramics have been investigated at different sintering temperatures from 1070℃ to 1280℃. The experimental results suggest that grain sizes and electromechanical properties of the...
PMnN-PZT powdersthermogravimetryPb(Mn_(1/3)Nb_(2/3))O_3-Pb(Ti,Zr)O_3 (PMnN-PZT) powders were synthesized by a hybrid method of sol-gel and ultrasonic atomization. The study shows that the resulting powder is pure, homogeneous and possesses a reasonably fine particle size. It is also...
PMnN-PZTThe microstructure and piezoelectric properties of Pb[(Zr0.52Ti0.48)0.95(Mn1/3Nb2/3)0.05]03 (PMnN-PZT) ceramics have been investigated at different sintering temperatures from 1070℃to 1280℃. The experimental results suggest that grain sizes and electromechanical properties of the ceramics ...
PMnN-PZT piezoelectric ceramics0.07Pb(Mn 1/3Nb 2/3)O 3-0.468PbZrO 3-0.462PbTiO 3 ceramics0.07Pb(MnNb)O–0.468PbZrO–0.462PbTiO ceramics were prepared by the conventional mixed oxide route and the influence of sintering temperature on their characteristics was studied. Crystal phases were ...
PZT-based monocrystalline thin film on SiMEMS (Micro-electro mechanical systems)Curie temperatureIn this study, a c-axis-oriented PMnN-PZT monocrystalline thin film was sputter-deposited on a Si substrate covered with buffer layers. Curie temperature, Tc, was estimated by investigating the ...