锰掺杂Bi_(0.5)Na_(0.41)K_(0.09)TiO_3+xMnO_2陶瓷的电学性能  

Electrical Property of Bi_(0.5)Na_(0.41)K_(0.09)TiO_3+xMnO_2 Ceramics with Manganese Doping

作　　者：贲道进[1] 尹奇异[1] 王坦[1] 

机构地区：[1]合肥学院化学与材料工程系,安徽合肥230601

出　　处：《广东化工》2013年第10期24-26,共3页Guangdong Chemical Industry

基　　金：安徽省教育厅自然科学基金(KJ2013B229);2012年度国家级大学生创新创业训练计划项目(201211059005);合肥学院教研项目(2012jyxm48)

摘　　要：采用传统陶瓷工艺、按照Bi0.5Na0.41K0.09TiO3+xMnO2的配方进行称量,其中x=0、0.005、0.01、0.03、0.05,共5个组分,制备出了无铅压电陶瓷坯体,在其烧结温度下进行烧结,制备了新型压电陶瓷Bi0.5Na0.41K0.09TiO3+xMnO2,并研究了该体系陶瓷的电学性能,测试其压电常数(d33)、机电耦合系数(Kp)、机械品质因素(Qm)、介电常数(εr)、介质损耗Tanδ及其电滞回线,并分析掺杂量对其性能的影响。The paper reported that a new-type Bi0.5Na0.41K0.09TiO3＋xMnO2 piezoelectric ceramic were prepared and their electrical properties were also detailedly studied.According to Bi0.5Na0.41K0.09TiO3＋xMnO2 recipe to weigh and the x=（0,0.005,0.01,0.03,0.05） to obtained leadless piezoelectric ceramic embryos,then acquired the piezoelectric ceramic at the sintering temperature with sintering.About the piezoelectric ceramic,their properties testing（d33,Kp,Qm,εr,tanδ and ferroelectric hysteresis loop） and analysis the effect of properties with the Manganese doping.

关 键 词：掺杂 压电陶瓷 压电性能 介电性能 

分 类 号：TM282[一般工业技术—材料科学与工程]