KNN基无铅压电陶瓷材料的研究进展  

Research Progress of KNN Based Lead Free Piezoelectric Ceramics

作　　者：金丽 李学鹏 杜潇 Jin Li;Li Xuepeng;Du Xiao(tongren university Department of materials science and Engineering,Tongren 554300,China)

机构地区：[1]铜仁学院材料科学与工程系,贵州铜仁554300

出　　处：《山东化工》2020年第21期66-67,70,共3页Shandong Chemical Industry

摘　　要：(K,Na)NbO3基无铅压电陶瓷材料具有较高的居里温度,优良的铁电性和压电性,且污染小,被认为是替代(Pb,Zr)TiO3的理想材料。综述了国内外近期KNN基无铅压电陶瓷研究进展,并展望了其研究和发展。(K,Na)NbO 3-based lead-free piezoelectric ceramics have high Curietemperature,excellent ferroelectric and piezoelectric properties,and low pollution,which are considered to be ideal materials to replace(Pb,Zr)TiO 3.The recent research progress of KNN based lead-free piezoelectric ceramics at home and abroad is reviewed,and its research and development are prospected.

关 键 词：KNN无铅压电陶瓷 掺杂改性 相变 

分 类 号：TQ174.7[化学工程—陶瓷工业]